diff options
Diffstat (limited to 'media-video/nvidia-kernel/files/1.0.6629/NVIDIA_kernel-1.0-6629-1162524.patch')
| -rw-r--r-- | media-video/nvidia-kernel/files/1.0.6629/NVIDIA_kernel-1.0-6629-1162524.patch | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/media-video/nvidia-kernel/files/1.0.6629/NVIDIA_kernel-1.0-6629-1162524.patch b/media-video/nvidia-kernel/files/1.0.6629/NVIDIA_kernel-1.0-6629-1162524.patch new file mode 100644 index 000000000000..f6045348b5b6 --- /dev/null +++ b/media-video/nvidia-kernel/files/1.0.6629/NVIDIA_kernel-1.0-6629-1162524.patch @@ -0,0 +1,251 @@ +diff -ru usr/src/nv/nv-linux.h usr/src/nv.1162524/nv-linux.h +--- usr/src/nv/nv-linux.h 2004-11-03 22:53:00.000000000 +0100 ++++ usr/src/nv.1162524/nv-linux.h 2004-12-03 13:04:29.000000000 +0100 +@@ -627,75 +627,136 @@ + #define NV_REMAP_PAGE_RANGE(x...) remap_page_range(x) + #endif + ++ ++#if defined(pml4_offset) ++#define NV_PML4_PGD_OFFSET(address, pml4, kernel) \ ++ ({ \ ++ pgd_t *__pgd; \ ++ if (!kernel) \ ++ __pgd = pml4_pgd_offset(pml4, address); \ ++ else \ ++ __pgd = pml4_pgd_offset_k(pml4, address); \ ++ __pgd; \ ++ }) ++ ++#define NV_PML4_PRESENT(pml4) \ ++ ({ \ ++ if (pml4 != NULL) \ ++ { \ ++ if (pml4_bad(*pml4)) \ ++ { \ ++ pml4_clear(pml4); \ ++ pml4 = NULL; /* mark invalid */ \ ++ } \ ++ else if (pml4_none(*pml4)) \ ++ pml4 = NULL; \ ++ } pml4 != NULL; \ ++ }) ++ ++#define NV_PGD_OFFSET(address, kernel, mm) \ ++ ({ \ ++ pml4_t *__pml4; \ ++ pgd_t *__pgd = NULL; \ ++ if (!kernel) \ ++ __pml4 = pml4_offset(mm, address); \ ++ else \ ++ __pml4 = pml4_offset_k(address); \ ++ if (NV_PML4_PRESENT(__pml4)) \ ++ __pgd = NV_PML4_PGD_OFFSET(address, \ ++ __pml4, kernel); \ ++ __pgd; \ ++ }) ++#else ++#define NV_PGD_OFFSET(address, kernel, mm) \ ++ ({ \ ++ pgd_t *__pgd; \ ++ if (!kernel) \ ++ __pgd = pgd_offset(mm, address); \ ++ else \ ++ __pgd = pgd_offset_k(address); \ ++ __pgd; \ ++ }) ++#endif ++ ++#define NV_PGD_PRESENT(pgd) \ ++ ({ \ ++ if ((pgd != NULL) && \ ++ (pgd_bad(*pgd) || pgd_none(*pgd))) \ ++ /* static */ pgd = NULL; \ ++ pgd != NULL; \ ++ }) ++ + #if defined(pmd_offset_map) +-#define NV_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \ +- { \ +- pg_mid_dir = pmd_offset_map(pg_dir, address); \ +- } +-#define NV_PMD_UNMAP(pg_mid_dir) \ +- { \ +- pmd_unmap(pg_mid_dir); \ +- } ++#define NV_PMD_OFFSET(address, pgd) \ ++ ({ \ ++ pmd_t *__pmd; \ ++ __pmd = pmd_offset_map(pgd, address); \ ++ }) ++#define NV_PMD_UNMAP(pmd) pmd_unmap(pmd); + #else +-#define NV_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \ +- { \ +- pg_mid_dir = pmd_offset(pg_dir, address); \ +- } +-#define NV_PMD_UNMAP(pg_mid_dir) ++#define NV_PMD_OFFSET(address, pgd) \ ++ ({ \ ++ pmd_t *__pmd; \ ++ __pmd = pmd_offset(pgd, address); \ ++ }) ++#define NV_PMD_UNMAP(pmd) + #endif + +-#define NV_PMD_PRESENT(pg_mid_dir) \ +- ({ \ +- if ( (pg_mid_dir) && (pmd_none(*pg_mid_dir))) { \ +- NV_PMD_UNMAP(pg_mid_dir); pg_mid_dir = NULL; \ +- } pg_mid_dir != NULL; \ ++#define NV_PMD_PRESENT(pmd) \ ++ ({ \ ++ if ((pmd != NULL) && \ ++ (pmd_bad(*pmd) || pmd_none(*pmd))) \ ++ { \ ++ NV_PMD_UNMAP(pmd); \ ++ pmd = NULL; /* mark invalid */ \ ++ } \ ++ pmd != NULL; \ + }) + + #if defined(pte_offset_atomic) +-#define NV_PTE_OFFSET(addres, pg_mid_dir, pte) \ +- { \ +- pte = pte_offset_atomic(pg_mid_dir, address); \ +- NV_PMD_UNMAP(pg_mid_dir); \ +- } +-#define NV_PTE_UNMAP(pte) \ +- { \ +- pte_kunmap(pte); \ +- } ++#define NV_PTE_OFFSET(address, pmd) \ ++ ({ \ ++ pte_t *__pte; \ ++ __pte = pte_offset_atomic(pmd, address); \ ++ NV_PMD_UNMAP(pmd); __pte; \ ++ }) ++#define NV_PTE_UNMAP(pte) pte_kunmap(pte); + #elif defined(pte_offset) +-#define NV_PTE_OFFSET(addres, pg_mid_dir, pte) \ +- { \ +- pte = pte_offset(pg_mid_dir, address); \ +- NV_PMD_UNMAP(pg_mid_dir); \ +- } ++#define NV_PTE_OFFSET(address, pmd) \ ++ ({ \ ++ pte_t *__pte; \ ++ __pte = pte_offset(pmd, address); \ ++ NV_PMD_UNMAP(pmd); __pte; \ ++ }) + #define NV_PTE_UNMAP(pte) + #else +-#define NV_PTE_OFFSET(addres, pg_mid_dir, pte) \ +- { \ +- pte = pte_offset_map(pg_mid_dir, address); \ +- NV_PMD_UNMAP(pg_mid_dir); \ +- } +-#define NV_PTE_UNMAP(pte) \ +- { \ +- pte_unmap(pte); \ +- } ++#define NV_PTE_OFFSET(address, pmd) \ ++ ({ \ ++ pte_t *__pte; \ ++ __pte = pte_offset_map(pmd, address); \ ++ NV_PMD_UNMAP(pmd); __pte; \ ++ }) ++#define NV_PTE_UNMAP(pte) pte_unmap(pte); + #endif + +-#define NV_PTE_PRESENT(pte) \ +- ({ \ +- if (pte) { \ +- if (!pte_present(*pte)) { \ +- NV_PTE_UNMAP(pte); pte = NULL; \ +- } \ +- } pte != NULL; \ +- }) +- +-#define NV_PTE_VALUE(pte) \ +- ({ \ +- unsigned long __pte_value = pte_val(*pte); \ +- NV_PTE_UNMAP(pte); \ +- __pte_value; \ ++#define NV_PTE_PRESENT(pte) \ ++ ({ \ ++ if ((pte != NULL) && !pte_present(*pte)) \ ++ { \ ++ NV_PTE_UNMAP(pte); \ ++ pte = NULL; /* mark invalid */ \ ++ } \ ++ pte != NULL; \ + }) + ++#define NV_PTE_VALUE(pte) \ ++ ({ \ ++ unsigned long __pte_value = pte_val(*pte); \ ++ NV_PTE_UNMAP(pte); \ ++ __pte_value; \ ++ }) ++ ++ + #define NV_PAGE_ALIGN(addr) ( ((addr) + PAGE_SIZE - 1) / PAGE_SIZE) + #define NV_MASK_OFFSET(addr) ( (addr) & (PAGE_SIZE - 1) ) + +diff -ru usr/src/nv/nv-vm.c usr/src/nv.1162524/nv-vm.c +--- usr/src/nv/nv-vm.c 2004-11-03 22:53:00.000000000 +0100 ++++ usr/src/nv.1162524/nv-vm.c 2004-12-03 13:04:34.000000000 +0100 +@@ -53,12 +53,13 @@ + * conflicts. we try to rely on the kernel's provided interfaces when possible, + * but need additional flushing on earlier kernels. + */ +- ++#if defined(KERNEL_2_4) + /* wrap CACHE_FLUSH so we can pass it to smp_call_function */ + static void cache_flush(void *p) + { + CACHE_FLUSH(); + } ++#endif + + /* + * 2.4 kernels handle flushing in the change_page_attr() call, but kernels +diff -ru usr/src/nv/nv.c usr/src/nv.1162524/nv.c +--- usr/src/nv/nv.c 2004-11-03 22:53:00.000000000 +0100 ++++ usr/src/nv.1162524/nv.c 2004-12-03 13:04:37.000000000 +0100 +@@ -2492,26 +2492,23 @@ + ) + { + struct mm_struct *mm; +- pgd_t *pg_dir; +- pmd_t *pg_mid_dir; +- pte_t *pte; ++ pgd_t *pgd = NULL; ++ pmd_t *pmd = NULL; ++ pte_t *pte = NULL; + unsigned long retval; + + mm = (kern) ? &init_mm : current->mm; + spin_lock(&mm->page_table_lock); + +- if (kern) pg_dir = pgd_offset_k(address); +- else pg_dir = pgd_offset(mm, address); +- +- if (!pg_dir || pgd_none(*pg_dir)) ++ pgd = NV_PGD_OFFSET(address, kern, mm); ++ if (!NV_PGD_PRESENT(pgd)) + goto failed; + +- NV_PMD_OFFSET(address, pg_dir, pg_mid_dir); +- if (!NV_PMD_PRESENT(pg_mid_dir)) ++ pmd = NV_PMD_OFFSET(address, pgd); ++ if (!NV_PMD_PRESENT(pmd)) + goto failed; + +- NV_PTE_OFFSET(address, pg_mid_dir, pte); +- ++ pte = NV_PTE_OFFSET(address, pmd); + if (!NV_PTE_PRESENT(pte)) + goto failed; + |