diff options
| -rw-r--r-- | 0000_README | 4 | ||||
| -rw-r--r-- | 1005_linux-6.1.6.patch | 861 |
2 files changed, 865 insertions, 0 deletions
diff --git a/0000_README b/0000_README index f47a205a..9e9a8d04 100644 --- a/0000_README +++ b/0000_README @@ -63,6 +63,10 @@ Patch: 1004_linux-6.1.5.patch From: http://www.kernel.org Desc: Linux 6.1.5 +Patch: 1005_linux-6.1.6.patch +From: http://www.kernel.org +Desc: Linux 6.1.6 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1005_linux-6.1.6.patch b/1005_linux-6.1.6.patch new file mode 100644 index 00000000..ad3754e5 --- /dev/null +++ b/1005_linux-6.1.6.patch @@ -0,0 +1,861 @@ +diff --git a/Makefile b/Makefile +index ddbd2fc917c59..19e8c6dec6e54 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 6 + PATCHLEVEL = 1 +-SUBLEVEL = 5 ++SUBLEVEL = 6 + EXTRAVERSION = + NAME = Hurr durr I'ma ninja sloth + +diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h +index 22133a6a506ef..68c44f99bc931 100644 +--- a/arch/parisc/include/uapi/asm/mman.h ++++ b/arch/parisc/include/uapi/asm/mman.h +@@ -49,6 +49,19 @@ + #define MADV_DONTFORK 10 /* don't inherit across fork */ + #define MADV_DOFORK 11 /* do inherit across fork */ + ++#define MADV_MERGEABLE 12 /* KSM may merge identical pages */ ++#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ ++ ++#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ ++#define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ ++ ++#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, ++ overrides the coredump filter bits */ ++#define MADV_DODUMP 17 /* Clear the MADV_NODUMP flag */ ++ ++#define MADV_WIPEONFORK 18 /* Zero memory on fork, child only */ ++#define MADV_KEEPONFORK 19 /* Undo MADV_WIPEONFORK */ ++ + #define MADV_COLD 20 /* deactivate these pages */ + #define MADV_PAGEOUT 21 /* reclaim these pages */ + +@@ -57,27 +70,13 @@ + + #define MADV_DONTNEED_LOCKED 24 /* like DONTNEED, but drop locked pages too */ + +-#define MADV_MERGEABLE 65 /* KSM may merge identical pages */ +-#define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */ +- +-#define MADV_HUGEPAGE 67 /* Worth backing with hugepages */ +-#define MADV_NOHUGEPAGE 68 /* Not worth backing with hugepages */ +- +-#define MADV_DONTDUMP 69 /* Explicity exclude from the core dump, +- overrides the coredump filter bits */ +-#define MADV_DODUMP 70 /* Clear the MADV_NODUMP flag */ +- +-#define MADV_WIPEONFORK 71 /* Zero memory on fork, child only */ +-#define MADV_KEEPONFORK 72 /* Undo MADV_WIPEONFORK */ +- +-#define MADV_COLLAPSE 73 /* Synchronous hugepage collapse */ ++#define MADV_COLLAPSE 25 /* Synchronous hugepage collapse */ + + #define MADV_HWPOISON 100 /* poison a page for testing */ + #define MADV_SOFT_OFFLINE 101 /* soft offline page for testing */ + + /* compatibility flags */ + #define MAP_FILE 0 +-#define MAP_VARIABLE 0 + + #define PKEY_DISABLE_ACCESS 0x1 + #define PKEY_DISABLE_WRITE 0x2 +diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c +index 848b0702005d6..09a34b07f02e6 100644 +--- a/arch/parisc/kernel/sys_parisc.c ++++ b/arch/parisc/kernel/sys_parisc.c +@@ -465,3 +465,31 @@ asmlinkage long parisc_inotify_init1(int flags) + flags = FIX_O_NONBLOCK(flags); + return sys_inotify_init1(flags); + } ++ ++/* ++ * madvise() wrapper ++ * ++ * Up to kernel v6.1 parisc has different values than all other ++ * platforms for the MADV_xxx flags listed below. ++ * To keep binary compatibility with existing userspace programs ++ * translate the former values to the new values. ++ * ++ * XXX: Remove this wrapper in year 2025 (or later) ++ */ ++ ++asmlinkage notrace long parisc_madvise(unsigned long start, size_t len_in, int behavior) ++{ ++ switch (behavior) { ++ case 65: behavior = MADV_MERGEABLE; break; ++ case 66: behavior = MADV_UNMERGEABLE; break; ++ case 67: behavior = MADV_HUGEPAGE; break; ++ case 68: behavior = MADV_NOHUGEPAGE; break; ++ case 69: behavior = MADV_DONTDUMP; break; ++ case 70: behavior = MADV_DODUMP; break; ++ case 71: behavior = MADV_WIPEONFORK; break; ++ case 72: behavior = MADV_KEEPONFORK; break; ++ case 73: behavior = MADV_COLLAPSE; break; ++ } ++ ++ return sys_madvise(start, len_in, behavior); ++} +diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl +index 8a99c998da9bb..0e42fceb2d5e2 100644 +--- a/arch/parisc/kernel/syscalls/syscall.tbl ++++ b/arch/parisc/kernel/syscalls/syscall.tbl +@@ -131,7 +131,7 @@ + 116 common sysinfo sys_sysinfo compat_sys_sysinfo + 117 common shutdown sys_shutdown + 118 common fsync sys_fsync +-119 common madvise sys_madvise ++119 common madvise parisc_madvise + 120 common clone sys_clone_wrapper + 121 common setdomainname sys_setdomainname + 122 common sendfile sys_sendfile compat_sys_sendfile +diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c +index d00db56a88682..9baa89a8877d0 100644 +--- a/arch/x86/kernel/fpu/core.c ++++ b/arch/x86/kernel/fpu/core.c +@@ -391,8 +391,6 @@ int fpu_copy_uabi_to_guest_fpstate(struct fpu_guest *gfpu, const void *buf, + { + struct fpstate *kstate = gfpu->fpstate; + const union fpregs_state *ustate = buf; +- struct pkru_state *xpkru; +- int ret; + + if (!cpu_feature_enabled(X86_FEATURE_XSAVE)) { + if (ustate->xsave.header.xfeatures & ~XFEATURE_MASK_FPSSE) +@@ -406,16 +404,15 @@ int fpu_copy_uabi_to_guest_fpstate(struct fpu_guest *gfpu, const void *buf, + if (ustate->xsave.header.xfeatures & ~xcr0) + return -EINVAL; + +- ret = copy_uabi_from_kernel_to_xstate(kstate, ustate); +- if (ret) +- return ret; ++ /* ++ * Nullify @vpkru to preserve its current value if PKRU's bit isn't set ++ * in the header. KVM's odd ABI is to leave PKRU untouched in this ++ * case (all other components are eventually re-initialized). ++ */ ++ if (!(ustate->xsave.header.xfeatures & XFEATURE_MASK_PKRU)) ++ vpkru = NULL; + +- /* Retrieve PKRU if not in init state */ +- if (kstate->regs.xsave.header.xfeatures & XFEATURE_MASK_PKRU) { +- xpkru = get_xsave_addr(&kstate->regs.xsave, XFEATURE_PKRU); +- *vpkru = xpkru->pkru; +- } +- return 0; ++ return copy_uabi_from_kernel_to_xstate(kstate, ustate, vpkru); + } + EXPORT_SYMBOL_GPL(fpu_copy_uabi_to_guest_fpstate); + #endif /* CONFIG_KVM */ +diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c +index 75ffaef8c2991..6d056b68f4ed7 100644 +--- a/arch/x86/kernel/fpu/regset.c ++++ b/arch/x86/kernel/fpu/regset.c +@@ -167,7 +167,7 @@ int xstateregs_set(struct task_struct *target, const struct user_regset *regset, + } + + fpu_force_restore(fpu); +- ret = copy_uabi_from_kernel_to_xstate(fpu->fpstate, kbuf ?: tmpbuf); ++ ret = copy_uabi_from_kernel_to_xstate(fpu->fpstate, kbuf ?: tmpbuf, &target->thread.pkru); + + out: + vfree(tmpbuf); +diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c +index 91d4b6de58abe..558076dbde5bf 100644 +--- a/arch/x86/kernel/fpu/signal.c ++++ b/arch/x86/kernel/fpu/signal.c +@@ -396,7 +396,7 @@ static bool __fpu_restore_sig(void __user *buf, void __user *buf_fx, + + fpregs = &fpu->fpstate->regs; + if (use_xsave() && !fx_only) { +- if (copy_sigframe_from_user_to_xstate(fpu->fpstate, buf_fx)) ++ if (copy_sigframe_from_user_to_xstate(tsk, buf_fx)) + return false; + } else { + if (__copy_from_user(&fpregs->fxsave, buf_fx, +diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c +index c2dde46a538e7..714166cc25f2f 100644 +--- a/arch/x86/kernel/fpu/xstate.c ++++ b/arch/x86/kernel/fpu/xstate.c +@@ -1200,8 +1200,36 @@ static int copy_from_buffer(void *dst, unsigned int offset, unsigned int size, + } + + ++/** ++ * copy_uabi_to_xstate - Copy a UABI format buffer to the kernel xstate ++ * @fpstate: The fpstate buffer to copy to ++ * @kbuf: The UABI format buffer, if it comes from the kernel ++ * @ubuf: The UABI format buffer, if it comes from userspace ++ * @pkru: The location to write the PKRU value to ++ * ++ * Converts from the UABI format into the kernel internal hardware ++ * dependent format. ++ * ++ * This function ultimately has three different callers with distinct PKRU ++ * behavior. ++ * 1. When called from sigreturn the PKRU register will be restored from ++ * @fpstate via an XRSTOR. Correctly copying the UABI format buffer to ++ * @fpstate is sufficient to cover this case, but the caller will also ++ * pass a pointer to the thread_struct's pkru field in @pkru and updating ++ * it is harmless. ++ * 2. When called from ptrace the PKRU register will be restored from the ++ * thread_struct's pkru field. A pointer to that is passed in @pkru. ++ * The kernel will restore it manually, so the XRSTOR behavior that resets ++ * the PKRU register to the hardware init value (0) if the corresponding ++ * xfeatures bit is not set is emulated here. ++ * 3. When called from KVM the PKRU register will be restored from the vcpu's ++ * pkru field. A pointer to that is passed in @pkru. KVM hasn't used ++ * XRSTOR and hasn't had the PKRU resetting behavior described above. To ++ * preserve that KVM behavior, it passes NULL for @pkru if the xfeatures ++ * bit is not set. ++ */ + static int copy_uabi_to_xstate(struct fpstate *fpstate, const void *kbuf, +- const void __user *ubuf) ++ const void __user *ubuf, u32 *pkru) + { + struct xregs_state *xsave = &fpstate->regs.xsave; + unsigned int offset, size; +@@ -1250,6 +1278,20 @@ static int copy_uabi_to_xstate(struct fpstate *fpstate, const void *kbuf, + } + } + ++ if (hdr.xfeatures & XFEATURE_MASK_PKRU) { ++ struct pkru_state *xpkru; ++ ++ xpkru = __raw_xsave_addr(xsave, XFEATURE_PKRU); ++ *pkru = xpkru->pkru; ++ } else { ++ /* ++ * KVM may pass NULL here to indicate that it does not need ++ * PKRU updated. ++ */ ++ if (pkru) ++ *pkru = 0; ++ } ++ + /* + * The state that came in from userspace was user-state only. + * Mask all the user states out of 'xfeatures': +@@ -1268,9 +1310,9 @@ static int copy_uabi_to_xstate(struct fpstate *fpstate, const void *kbuf, + * Convert from a ptrace standard-format kernel buffer to kernel XSAVE[S] + * format and copy to the target thread. Used by ptrace and KVM. + */ +-int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf) ++int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf, u32 *pkru) + { +- return copy_uabi_to_xstate(fpstate, kbuf, NULL); ++ return copy_uabi_to_xstate(fpstate, kbuf, NULL, pkru); + } + + /* +@@ -1278,10 +1320,10 @@ int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf) + * XSAVE[S] format and copy to the target thread. This is called from the + * sigreturn() and rt_sigreturn() system calls. + */ +-int copy_sigframe_from_user_to_xstate(struct fpstate *fpstate, ++int copy_sigframe_from_user_to_xstate(struct task_struct *tsk, + const void __user *ubuf) + { +- return copy_uabi_to_xstate(fpstate, NULL, ubuf); ++ return copy_uabi_to_xstate(tsk->thread.fpu.fpstate, NULL, ubuf, &tsk->thread.pkru); + } + + static bool validate_independent_components(u64 mask) +diff --git a/arch/x86/kernel/fpu/xstate.h b/arch/x86/kernel/fpu/xstate.h +index 5ad47031383b5..a4ecb04d8d646 100644 +--- a/arch/x86/kernel/fpu/xstate.h ++++ b/arch/x86/kernel/fpu/xstate.h +@@ -46,8 +46,8 @@ extern void __copy_xstate_to_uabi_buf(struct membuf to, struct fpstate *fpstate, + u32 pkru_val, enum xstate_copy_mode copy_mode); + extern void copy_xstate_to_uabi_buf(struct membuf to, struct task_struct *tsk, + enum xstate_copy_mode mode); +-extern int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf); +-extern int copy_sigframe_from_user_to_xstate(struct fpstate *fpstate, const void __user *ubuf); ++extern int copy_uabi_from_kernel_to_xstate(struct fpstate *fpstate, const void *kbuf, u32 *pkru); ++extern int copy_sigframe_from_user_to_xstate(struct task_struct *tsk, const void __user *ubuf); + + + extern void fpu__init_cpu_xstate(void); +diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c +index 34d1cd5883fbb..c7329523a10f1 100644 +--- a/fs/nfsd/nfs4proc.c ++++ b/fs/nfsd/nfs4proc.c +@@ -928,7 +928,7 @@ nfsd4_read(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, + * the client wants us to do more in this compound: + */ + if (!nfsd4_last_compound_op(rqstp)) +- __clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); ++ clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); + + /* check stateid */ + status = nfs4_preprocess_stateid_op(rqstp, cstate, &cstate->current_fh, +@@ -2615,12 +2615,11 @@ nfsd4_proc_compound(struct svc_rqst *rqstp) + cstate->minorversion = args->minorversion; + fh_init(current_fh, NFS4_FHSIZE); + fh_init(save_fh, NFS4_FHSIZE); +- + /* + * Don't use the deferral mechanism for NFSv4; compounds make it + * too hard to avoid non-idempotency problems. + */ +- __clear_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); ++ clear_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); + + /* + * According to RFC3010, this takes precedence over all other errors. +@@ -2742,7 +2741,7 @@ encode_op: + out: + cstate->status = status; + /* Reset deferral mechanism for RPC deferrals */ +- __set_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); ++ set_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); + return rpc_success; + } + +diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c +index 78849646fe832..8377e14b8fba9 100644 +--- a/fs/nfsd/nfs4xdr.c ++++ b/fs/nfsd/nfs4xdr.c +@@ -2464,7 +2464,7 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) + argp->rqstp->rq_cachetype = cachethis ? RC_REPLBUFF : RC_NOCACHE; + + if (readcount > 1 || max_reply > PAGE_SIZE - auth_slack) +- __clear_bit(RQ_SPLICE_OK, &argp->rqstp->rq_flags); ++ clear_bit(RQ_SPLICE_OK, &argp->rqstp->rq_flags); + + return true; + } +diff --git a/init/Kconfig b/init/Kconfig +index 94125d3b6893c..0c214af99085d 100644 +--- a/init/Kconfig ++++ b/init/Kconfig +@@ -892,13 +892,17 @@ config CC_IMPLICIT_FALLTHROUGH + default "-Wimplicit-fallthrough=5" if CC_IS_GCC && $(cc-option,-Wimplicit-fallthrough=5) + default "-Wimplicit-fallthrough" if CC_IS_CLANG && $(cc-option,-Wunreachable-code-fallthrough) + +-# Currently, disable gcc-12 array-bounds globally. ++# Currently, disable gcc-11,12 array-bounds globally. + # We may want to target only particular configurations some day. ++config GCC11_NO_ARRAY_BOUNDS ++ def_bool y ++ + config GCC12_NO_ARRAY_BOUNDS + def_bool y + + config CC_NO_ARRAY_BOUNDS + bool ++ default y if CC_IS_GCC && GCC_VERSION >= 110000 && GCC_VERSION < 120000 && GCC11_NO_ARRAY_BOUNDS + default y if CC_IS_GCC && GCC_VERSION >= 120000 && GCC_VERSION < 130000 && GCC12_NO_ARRAY_BOUNDS + + # +diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c +index 4a27dfb1ba0fa..c82532e206992 100644 +--- a/net/sched/sch_api.c ++++ b/net/sched/sch_api.c +@@ -1132,6 +1132,11 @@ skip: + return -ENOENT; + } + ++ if (new && new->ops == &noqueue_qdisc_ops) { ++ NL_SET_ERR_MSG(extack, "Cannot assign noqueue to a class"); ++ return -EINVAL; ++ } ++ + err = cops->graft(parent, cl, new, &old, extack); + if (err) + return err; +diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c +index 9a5db285d4ae5..bdc34ea0d939d 100644 +--- a/net/sunrpc/auth_gss/svcauth_gss.c ++++ b/net/sunrpc/auth_gss/svcauth_gss.c +@@ -900,7 +900,7 @@ unwrap_integ_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct g + * rejecting the server-computed MIC in this somewhat rare case, + * do not use splice with the GSS integrity service. + */ +- __clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); ++ clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); + + /* Did we already verify the signature on the original pass through? */ + if (rqstp->rq_deferred) +@@ -972,7 +972,7 @@ unwrap_priv_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct gs + int pad, remaining_len, offset; + u32 rseqno; + +- __clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); ++ clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); + + priv_len = svc_getnl(&buf->head[0]); + if (rqstp->rq_deferred) { +diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c +index 149171774bc63..24577d1b99079 100644 +--- a/net/sunrpc/svc.c ++++ b/net/sunrpc/svc.c +@@ -1244,10 +1244,10 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *argv, struct kvec *resv) + goto err_short_len; + + /* Will be turned off by GSS integrity and privacy services */ +- __set_bit(RQ_SPLICE_OK, &rqstp->rq_flags); ++ set_bit(RQ_SPLICE_OK, &rqstp->rq_flags); + /* Will be turned off only when NFSv4 Sessions are used */ +- __set_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); +- __clear_bit(RQ_DROPME, &rqstp->rq_flags); ++ set_bit(RQ_USEDEFERRAL, &rqstp->rq_flags); ++ clear_bit(RQ_DROPME, &rqstp->rq_flags); + + svc_putu32(resv, rqstp->rq_xid); + +diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c +index 2106003645a78..c2ce125380080 100644 +--- a/net/sunrpc/svc_xprt.c ++++ b/net/sunrpc/svc_xprt.c +@@ -1238,7 +1238,7 @@ static struct cache_deferred_req *svc_defer(struct cache_req *req) + trace_svc_defer(rqstp); + svc_xprt_get(rqstp->rq_xprt); + dr->xprt = rqstp->rq_xprt; +- __set_bit(RQ_DROPME, &rqstp->rq_flags); ++ set_bit(RQ_DROPME, &rqstp->rq_flags); + + dr->handle.revisit = svc_revisit; + return &dr->handle; +diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c +index 2fc98fea59b46..e833103f46291 100644 +--- a/net/sunrpc/svcsock.c ++++ b/net/sunrpc/svcsock.c +@@ -298,9 +298,9 @@ static void svc_sock_setbufsize(struct svc_sock *svsk, unsigned int nreqs) + static void svc_sock_secure_port(struct svc_rqst *rqstp) + { + if (svc_port_is_privileged(svc_addr(rqstp))) +- __set_bit(RQ_SECURE, &rqstp->rq_flags); ++ set_bit(RQ_SECURE, &rqstp->rq_flags); + else +- __clear_bit(RQ_SECURE, &rqstp->rq_flags); ++ clear_bit(RQ_SECURE, &rqstp->rq_flags); + } + + /* +@@ -1008,9 +1008,9 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp) + rqstp->rq_xprt_ctxt = NULL; + rqstp->rq_prot = IPPROTO_TCP; + if (test_bit(XPT_LOCAL, &svsk->sk_xprt.xpt_flags)) +- __set_bit(RQ_LOCAL, &rqstp->rq_flags); ++ set_bit(RQ_LOCAL, &rqstp->rq_flags); + else +- __clear_bit(RQ_LOCAL, &rqstp->rq_flags); ++ clear_bit(RQ_LOCAL, &rqstp->rq_flags); + + p = (__be32 *)rqstp->rq_arg.head[0].iov_base; + calldir = p[1]; +diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c +index 199fa012f18a8..94b20fb471356 100644 +--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c ++++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c +@@ -602,7 +602,7 @@ static int svc_rdma_has_wspace(struct svc_xprt *xprt) + + static void svc_rdma_secure_port(struct svc_rqst *rqstp) + { +- __set_bit(RQ_SECURE, &rqstp->rq_flags); ++ set_bit(RQ_SECURE, &rqstp->rq_flags); + } + + static void svc_rdma_kill_temp_xprt(struct svc_xprt *xprt) +diff --git a/sound/core/control.c b/sound/core/control.c +index 50e7ba66f1876..82aa1af1d1d87 100644 +--- a/sound/core/control.c ++++ b/sound/core/control.c +@@ -1203,14 +1203,19 @@ static int snd_ctl_elem_read(struct snd_card *card, + const u32 pattern = 0xdeadbeef; + int ret; + ++ down_read(&card->controls_rwsem); + kctl = snd_ctl_find_id(card, &control->id); +- if (kctl == NULL) +- return -ENOENT; ++ if (kctl == NULL) { ++ ret = -ENOENT; ++ goto unlock; ++ } + + index_offset = snd_ctl_get_ioff(kctl, &control->id); + vd = &kctl->vd[index_offset]; +- if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_READ) || kctl->get == NULL) +- return -EPERM; ++ if (!(vd->access & SNDRV_CTL_ELEM_ACCESS_READ) || kctl->get == NULL) { ++ ret = -EPERM; ++ goto unlock; ++ } + + snd_ctl_build_ioff(&control->id, kctl, index_offset); + +@@ -1220,7 +1225,7 @@ static int snd_ctl_elem_read(struct snd_card *card, + info.id = control->id; + ret = __snd_ctl_elem_info(card, kctl, &info, NULL); + if (ret < 0) +- return ret; ++ goto unlock; + #endif + + if (!snd_ctl_skip_validation(&info)) +@@ -1230,7 +1235,7 @@ static int snd_ctl_elem_read(struct snd_card *card, + ret = kctl->get(kctl, control); + snd_power_unref(card); + if (ret < 0) +- return ret; ++ goto unlock; + if (!snd_ctl_skip_validation(&info) && + sanity_check_elem_value(card, control, &info, pattern) < 0) { + dev_err(card->dev, +@@ -1238,8 +1243,11 @@ static int snd_ctl_elem_read(struct snd_card *card, + control->id.iface, control->id.device, + control->id.subdevice, control->id.name, + control->id.index); +- return -EINVAL; ++ ret = -EINVAL; ++ goto unlock; + } ++unlock: ++ up_read(&card->controls_rwsem); + return ret; + } + +@@ -1253,9 +1261,7 @@ static int snd_ctl_elem_read_user(struct snd_card *card, + if (IS_ERR(control)) + return PTR_ERR(control); + +- down_read(&card->controls_rwsem); + result = snd_ctl_elem_read(card, control); +- up_read(&card->controls_rwsem); + if (result < 0) + goto error; + +diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c +index e5f0549bf06d0..a5b10a6a33a5e 100644 +--- a/sound/pci/hda/cs35l41_hda.c ++++ b/sound/pci/hda/cs35l41_hda.c +@@ -598,8 +598,8 @@ static int cs35l41_system_suspend(struct device *dev) + dev_dbg(cs35l41->dev, "System Suspend\n"); + + if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST_NO_VSPK_SWITCH) { +- dev_err(cs35l41->dev, "System Suspend not supported\n"); +- return -EINVAL; ++ dev_err_once(cs35l41->dev, "System Suspend not supported\n"); ++ return 0; /* don't block the whole system suspend */ + } + + ret = pm_runtime_force_suspend(dev); +@@ -624,8 +624,8 @@ static int cs35l41_system_resume(struct device *dev) + dev_dbg(cs35l41->dev, "System Resume\n"); + + if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST_NO_VSPK_SWITCH) { +- dev_err(cs35l41->dev, "System Resume not supported\n"); +- return -EINVAL; ++ dev_err_once(cs35l41->dev, "System Resume not supported\n"); ++ return 0; /* don't block the whole system resume */ + } + + if (cs35l41->reset_gpio) { +@@ -647,6 +647,15 @@ static int cs35l41_system_resume(struct device *dev) + return ret; + } + ++static int cs35l41_runtime_idle(struct device *dev) ++{ ++ struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); ++ ++ if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST_NO_VSPK_SWITCH) ++ return -EBUSY; /* suspend not supported yet on this model */ ++ return 0; ++} ++ + static int cs35l41_runtime_suspend(struct device *dev) + { + struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); +@@ -1536,7 +1545,8 @@ void cs35l41_hda_remove(struct device *dev) + EXPORT_SYMBOL_NS_GPL(cs35l41_hda_remove, SND_HDA_SCODEC_CS35L41); + + const struct dev_pm_ops cs35l41_hda_pm_ops = { +- RUNTIME_PM_OPS(cs35l41_runtime_suspend, cs35l41_runtime_resume, NULL) ++ RUNTIME_PM_OPS(cs35l41_runtime_suspend, cs35l41_runtime_resume, ++ cs35l41_runtime_idle) + SYSTEM_SLEEP_PM_OPS(cs35l41_system_suspend, cs35l41_system_resume) + }; + EXPORT_SYMBOL_NS_GPL(cs35l41_hda_pm_ops, SND_HDA_SCODEC_CS35L41); +diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c +index 386dd9d9143f9..9ea633fe93393 100644 +--- a/sound/pci/hda/patch_hdmi.c ++++ b/sound/pci/hda/patch_hdmi.c +@@ -1981,6 +1981,7 @@ static const struct snd_pci_quirk force_connect_list[] = { + SND_PCI_QUIRK(0x103c, 0x870f, "HP", 1), + SND_PCI_QUIRK(0x103c, 0x871a, "HP", 1), + SND_PCI_QUIRK(0x103c, 0x8711, "HP", 1), ++ SND_PCI_QUIRK(0x103c, 0x8715, "HP", 1), + SND_PCI_QUIRK(0x1462, 0xec94, "MS-7C94", 1), + SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", 1), + {} +diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c +index 3794b522c2222..764eb07bbaff4 100644 +--- a/sound/pci/hda/patch_realtek.c ++++ b/sound/pci/hda/patch_realtek.c +@@ -9239,6 +9239,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { + SND_PCI_QUIRK(0x1028, 0x0b1a, "Dell Precision 5570", ALC289_FIXUP_DUAL_SPK), + SND_PCI_QUIRK(0x1028, 0x0b37, "Dell Inspiron 16 Plus 7620 2-in-1", ALC295_FIXUP_DELL_INSPIRON_TOP_SPEAKERS), + SND_PCI_QUIRK(0x1028, 0x0b71, "Dell Inspiron 16 Plus 7620", ALC295_FIXUP_DELL_INSPIRON_TOP_SPEAKERS), ++ SND_PCI_QUIRK(0x1028, 0x0c03, "Dell Precision 5340", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1028, 0x0c19, "Dell Precision 3340", ALC236_FIXUP_DELL_DUAL_CODECS), + SND_PCI_QUIRK(0x1028, 0x0c1a, "Dell Precision 3340", ALC236_FIXUP_DELL_DUAL_CODECS), + SND_PCI_QUIRK(0x1028, 0x0c1b, "Dell Precision 3440", ALC236_FIXUP_DELL_DUAL_CODECS), +@@ -9406,6 +9407,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { + SND_PCI_QUIRK(0x103c, 0x8ad2, "HP EliteBook 860 16 inch G9 Notebook PC", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED), + SND_PCI_QUIRK(0x103c, 0x8b5d, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), + SND_PCI_QUIRK(0x103c, 0x8b5e, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), ++ SND_PCI_QUIRK(0x103c, 0x8bf0, "HP", ALC236_FIXUP_HP_GPIO_LED), + SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC), + SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300), + SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), +diff --git a/tools/arch/parisc/include/uapi/asm/mman.h b/tools/arch/parisc/include/uapi/asm/mman.h +index 506c06a6536fb..4cc88a642e106 100644 +--- a/tools/arch/parisc/include/uapi/asm/mman.h ++++ b/tools/arch/parisc/include/uapi/asm/mman.h +@@ -1,20 +1,20 @@ + /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ + #ifndef TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H + #define TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H +-#define MADV_DODUMP 70 ++#define MADV_DODUMP 17 + #define MADV_DOFORK 11 +-#define MADV_DONTDUMP 69 ++#define MADV_DONTDUMP 16 + #define MADV_DONTFORK 10 + #define MADV_DONTNEED 4 + #define MADV_FREE 8 +-#define MADV_HUGEPAGE 67 +-#define MADV_MERGEABLE 65 +-#define MADV_NOHUGEPAGE 68 ++#define MADV_HUGEPAGE 14 ++#define MADV_MERGEABLE 12 ++#define MADV_NOHUGEPAGE 15 + #define MADV_NORMAL 0 + #define MADV_RANDOM 1 + #define MADV_REMOVE 9 + #define MADV_SEQUENTIAL 2 +-#define MADV_UNMERGEABLE 66 ++#define MADV_UNMERGEABLE 13 + #define MADV_WILLNEED 3 + #define MAP_ANONYMOUS 0x10 + #define MAP_DENYWRITE 0x0800 +diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h +index 6cefb4315d75e..a5d49b3b6a098 100644 +--- a/tools/perf/bench/bench.h ++++ b/tools/perf/bench/bench.h +@@ -10,25 +10,13 @@ extern struct timeval bench__start, bench__end, bench__runtime; + * The madvise transparent hugepage constants were added in glibc + * 2.13. For compatibility with older versions of glibc, define these + * tokens if they are not already defined. +- * +- * PA-RISC uses different madvise values from other architectures and +- * needs to be special-cased. + */ +-#ifdef __hppa__ +-# ifndef MADV_HUGEPAGE +-# define MADV_HUGEPAGE 67 +-# endif +-# ifndef MADV_NOHUGEPAGE +-# define MADV_NOHUGEPAGE 68 +-# endif +-#else + # ifndef MADV_HUGEPAGE + # define MADV_HUGEPAGE 14 + # endif + # ifndef MADV_NOHUGEPAGE + # define MADV_NOHUGEPAGE 15 + # endif +-#endif + + int bench_numa(int argc, const char **argv); + int bench_sched_messaging(int argc, const char **argv); +diff --git a/tools/testing/selftests/vm/pkey-x86.h b/tools/testing/selftests/vm/pkey-x86.h +index b078ce9c6d2a7..72c14cd3ddc74 100644 +--- a/tools/testing/selftests/vm/pkey-x86.h ++++ b/tools/testing/selftests/vm/pkey-x86.h +@@ -104,6 +104,18 @@ static inline int cpu_has_pkeys(void) + return 1; + } + ++static inline int cpu_max_xsave_size(void) ++{ ++ unsigned long XSTATE_CPUID = 0xd; ++ unsigned int eax; ++ unsigned int ebx; ++ unsigned int ecx; ++ unsigned int edx; ++ ++ __cpuid_count(XSTATE_CPUID, 0, eax, ebx, ecx, edx); ++ return ecx; ++} ++ + static inline u32 pkey_bit_position(int pkey) + { + return pkey * PKEY_BITS_PER_PKEY; +diff --git a/tools/testing/selftests/vm/protection_keys.c b/tools/testing/selftests/vm/protection_keys.c +index 291bc1e07842d..95f403a0c46df 100644 +--- a/tools/testing/selftests/vm/protection_keys.c ++++ b/tools/testing/selftests/vm/protection_keys.c +@@ -18,12 +18,13 @@ + * do a plain mprotect() to a mprotect_pkey() area and make sure the pkey sticks + * + * Compile like this: +- * gcc -o protection_keys -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm +- * gcc -m32 -o protection_keys_32 -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm ++ * gcc -mxsave -o protection_keys -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm ++ * gcc -mxsave -m32 -o protection_keys_32 -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm + */ + #define _GNU_SOURCE + #define __SANE_USERSPACE_TYPES__ + #include <errno.h> ++#include <linux/elf.h> + #include <linux/futex.h> + #include <time.h> + #include <sys/time.h> +@@ -1550,6 +1551,129 @@ void test_implicit_mprotect_exec_only_memory(int *ptr, u16 pkey) + do_not_expect_pkey_fault("plain read on recently PROT_EXEC area"); + } + ++#if defined(__i386__) || defined(__x86_64__) ++void test_ptrace_modifies_pkru(int *ptr, u16 pkey) ++{ ++ u32 new_pkru; ++ pid_t child; ++ int status, ret; ++ int pkey_offset = pkey_reg_xstate_offset(); ++ size_t xsave_size = cpu_max_xsave_size(); ++ void *xsave; ++ u32 *pkey_register; ++ u64 *xstate_bv; ++ struct iovec iov; ++ ++ new_pkru = ~read_pkey_reg(); ++ /* Don't make PROT_EXEC mappings inaccessible */ ++ new_pkru &= ~3; ++ ++ child = fork(); ++ pkey_assert(child >= 0); ++ dprintf3("[%d] fork() ret: %d\n", getpid(), child); ++ if (!child) { ++ ptrace(PTRACE_TRACEME, 0, 0, 0); ++ /* Stop and allow the tracer to modify PKRU directly */ ++ raise(SIGSTOP); ++ ++ /* ++ * need __read_pkey_reg() version so we do not do shadow_pkey_reg ++ * checking ++ */ ++ if (__read_pkey_reg() != new_pkru) ++ exit(1); ++ ++ /* Stop and allow the tracer to clear XSTATE_BV for PKRU */ ++ raise(SIGSTOP); ++ ++ if (__read_pkey_reg() != 0) ++ exit(1); ++ ++ /* Stop and allow the tracer to examine PKRU */ ++ raise(SIGSTOP); ++ ++ exit(0); ++ } ++ ++ pkey_assert(child == waitpid(child, &status, 0)); ++ dprintf3("[%d] waitpid(%d) status: %x\n", getpid(), child, status); ++ pkey_assert(WIFSTOPPED(status) && WSTOPSIG(status) == SIGSTOP); ++ ++ xsave = (void *)malloc(xsave_size); ++ pkey_assert(xsave > 0); ++ ++ /* Modify the PKRU register directly */ ++ iov.iov_base = xsave; ++ iov.iov_len = xsave_size; ++ ret = ptrace(PTRACE_GETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ ++ pkey_register = (u32 *)(xsave + pkey_offset); ++ pkey_assert(*pkey_register == read_pkey_reg()); ++ ++ *pkey_register = new_pkru; ++ ++ ret = ptrace(PTRACE_SETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ ++ /* Test that the modification is visible in ptrace before any execution */ ++ memset(xsave, 0xCC, xsave_size); ++ ret = ptrace(PTRACE_GETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ pkey_assert(*pkey_register == new_pkru); ++ ++ /* Execute the tracee */ ++ ret = ptrace(PTRACE_CONT, child, 0, 0); ++ pkey_assert(ret == 0); ++ ++ /* Test that the tracee saw the PKRU value change */ ++ pkey_assert(child == waitpid(child, &status, 0)); ++ dprintf3("[%d] waitpid(%d) status: %x\n", getpid(), child, status); ++ pkey_assert(WIFSTOPPED(status) && WSTOPSIG(status) == SIGSTOP); ++ ++ /* Test that the modification is visible in ptrace after execution */ ++ memset(xsave, 0xCC, xsave_size); ++ ret = ptrace(PTRACE_GETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ pkey_assert(*pkey_register == new_pkru); ++ ++ /* Clear the PKRU bit from XSTATE_BV */ ++ xstate_bv = (u64 *)(xsave + 512); ++ *xstate_bv &= ~(1 << 9); ++ ++ ret = ptrace(PTRACE_SETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ ++ /* Test that the modification is visible in ptrace before any execution */ ++ memset(xsave, 0xCC, xsave_size); ++ ret = ptrace(PTRACE_GETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ pkey_assert(*pkey_register == 0); ++ ++ ret = ptrace(PTRACE_CONT, child, 0, 0); ++ pkey_assert(ret == 0); ++ ++ /* Test that the tracee saw the PKRU value go to 0 */ ++ pkey_assert(child == waitpid(child, &status, 0)); ++ dprintf3("[%d] waitpid(%d) status: %x\n", getpid(), child, status); ++ pkey_assert(WIFSTOPPED(status) && WSTOPSIG(status) == SIGSTOP); ++ ++ /* Test that the modification is visible in ptrace after execution */ ++ memset(xsave, 0xCC, xsave_size); ++ ret = ptrace(PTRACE_GETREGSET, child, (void *)NT_X86_XSTATE, &iov); ++ pkey_assert(ret == 0); ++ pkey_assert(*pkey_register == 0); ++ ++ ret = ptrace(PTRACE_CONT, child, 0, 0); ++ pkey_assert(ret == 0); ++ pkey_assert(child == waitpid(child, &status, 0)); ++ dprintf3("[%d] waitpid(%d) status: %x\n", getpid(), child, status); ++ pkey_assert(WIFEXITED(status)); ++ pkey_assert(WEXITSTATUS(status) == 0); ++ free(xsave); ++} ++#endif ++ + void test_mprotect_pkey_on_unsupported_cpu(int *ptr, u16 pkey) + { + int size = PAGE_SIZE; +@@ -1585,6 +1709,9 @@ void (*pkey_tests[])(int *ptr, u16 pkey) = { + test_pkey_syscalls_bad_args, + test_pkey_alloc_exhaust, + test_pkey_alloc_free_attach_pkey0, ++#if defined(__i386__) || defined(__x86_64__) ++ test_ptrace_modifies_pkru, ++#endif + }; + + void run_tests_once(void) |