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-rw-r--r--arch/arm/include/asm/ftrace.h34
-rw-r--r--arch/arm/include/asm/mach/mmc.h2
-rw-r--r--arch/arm/include/asm/pgalloc.h16
-rw-r--r--arch/arm/include/asm/pgtable.h37
-rw-r--r--arch/arm/include/asm/thread_info.h2
-rw-r--r--arch/arm/include/asm/unistd.h7
6 files changed, 76 insertions, 22 deletions
diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
index 0d4c478e01b..103f7ee9731 100644
--- a/arch/arm/include/asm/ftrace.h
+++ b/arch/arm/include/asm/ftrace.h
@@ -12,4 +12,38 @@ extern void __gnu_mcount_nc(void);
#endif
+#ifndef __ASSEMBLY__
+
+#if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND)
+/*
+ * return_address uses walk_stackframe to do it's work. If both
+ * CONFIG_FRAME_POINTER=y and CONFIG_ARM_UNWIND=y walk_stackframe uses unwind
+ * information. For this to work in the function tracer many functions would
+ * have to be marked with __notrace. So for now just depend on
+ * !CONFIG_ARM_UNWIND.
+ */
+
+void *return_address(unsigned int);
+
+#else
+
+extern inline void *return_address(unsigned int level)
+{
+ return NULL;
+}
+
+#endif
+
+#define HAVE_ARCH_CALLER_ADDR
+
+#define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0))
+#define CALLER_ADDR1 ((unsigned long)return_address(1))
+#define CALLER_ADDR2 ((unsigned long)return_address(2))
+#define CALLER_ADDR3 ((unsigned long)return_address(3))
+#define CALLER_ADDR4 ((unsigned long)return_address(4))
+#define CALLER_ADDR5 ((unsigned long)return_address(5))
+#define CALLER_ADDR6 ((unsigned long)return_address(6))
+
+#endif /* ifndef __ASSEMBLY__ */
+
#endif /* _ASM_ARM_FTRACE */
diff --git a/arch/arm/include/asm/mach/mmc.h b/arch/arm/include/asm/mach/mmc.h
index 4da332b0314..b490ecc79de 100644
--- a/arch/arm/include/asm/mach/mmc.h
+++ b/arch/arm/include/asm/mach/mmc.h
@@ -10,6 +10,8 @@ struct mmc_platform_data {
unsigned int ocr_mask; /* available voltages */
u32 (*translate_vdd)(struct device *, unsigned int);
unsigned int (*status)(struct device *);
+ int gpio_wp;
+ int gpio_cd;
};
#endif
diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h
index 3dcd64bf182..b12cc98bbe0 100644
--- a/arch/arm/include/asm/pgalloc.h
+++ b/arch/arm/include/asm/pgalloc.h
@@ -36,6 +36,8 @@ extern void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd);
#define pgd_alloc(mm) get_pgd_slow(mm)
#define pgd_free(mm, pgd) free_pgd_slow(mm, pgd)
+#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO)
+
/*
* Allocate one PTE table.
*
@@ -57,7 +59,7 @@ pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr)
{
pte_t *pte;
- pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+ pte = (pte_t *)__get_free_page(PGALLOC_GFP);
if (pte) {
clean_dcache_area(pte, sizeof(pte_t) * PTRS_PER_PTE);
pte += PTRS_PER_PTE;
@@ -71,10 +73,16 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
{
struct page *pte;
- pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
+#ifdef CONFIG_HIGHPTE
+ pte = alloc_pages(PGALLOC_GFP | __GFP_HIGHMEM, 0);
+#else
+ pte = alloc_pages(PGALLOC_GFP, 0);
+#endif
if (pte) {
- void *page = page_address(pte);
- clean_dcache_area(page, sizeof(pte_t) * PTRS_PER_PTE);
+ if (!PageHighMem(pte)) {
+ void *page = page_address(pte);
+ clean_dcache_area(page, sizeof(pte_t) * PTRS_PER_PTE);
+ }
pgtable_page_ctor(pte);
}
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index c433c6c7311..201ccaa11f6 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -162,10 +162,8 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
* entries are stored 1024 bytes below.
*/
#define L_PTE_PRESENT (1 << 0)
-#define L_PTE_FILE (1 << 1) /* only when !PRESENT */
#define L_PTE_YOUNG (1 << 1)
-#define L_PTE_BUFFERABLE (1 << 2) /* obsolete, matches PTE */
-#define L_PTE_CACHEABLE (1 << 3) /* obsolete, matches PTE */
+#define L_PTE_FILE (1 << 2) /* only when !PRESENT */
#define L_PTE_DIRTY (1 << 6)
#define L_PTE_WRITE (1 << 7)
#define L_PTE_USER (1 << 8)
@@ -264,10 +262,19 @@ extern struct page *empty_zero_page;
#define pte_clear(mm,addr,ptep) set_pte_ext(ptep, __pte(0), 0)
#define pte_page(pte) (pfn_to_page(pte_pfn(pte)))
#define pte_offset_kernel(dir,addr) (pmd_page_vaddr(*(dir)) + __pte_index(addr))
-#define pte_offset_map(dir,addr) (pmd_page_vaddr(*(dir)) + __pte_index(addr))
-#define pte_offset_map_nested(dir,addr) (pmd_page_vaddr(*(dir)) + __pte_index(addr))
-#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
+
+#define pte_offset_map(dir,addr) (__pte_map(dir, KM_PTE0) + __pte_index(addr))
+#define pte_offset_map_nested(dir,addr) (__pte_map(dir, KM_PTE1) + __pte_index(addr))
+#define pte_unmap(pte) __pte_unmap(pte, KM_PTE0)
+#define pte_unmap_nested(pte) __pte_unmap(pte, KM_PTE1)
+
+#ifndef CONFIG_HIGHPTE
+#define __pte_map(dir,km) pmd_page_vaddr(*(dir))
+#define __pte_unmap(pte,km) do { } while (0)
+#else
+#define __pte_map(dir,km) ((pte_t *)kmap_atomic(pmd_page(*(dir)), km) + PTRS_PER_PTE)
+#define __pte_unmap(pte,km) kunmap_atomic((pte - PTRS_PER_PTE), km)
+#endif
#define set_pte_ext(ptep,pte,ext) cpu_set_pte_ext(ptep,pte,ext)
@@ -381,13 +388,13 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
*
* 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
* 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
- * <--------------- offset --------------------> <--- type --> 0 0
+ * <--------------- offset --------------------> <- type --> 0 0 0
*
- * This gives us up to 127 swap files and 32GB per swap file. Note that
+ * This gives us up to 63 swap files and 32GB per swap file. Note that
* the offset field is always non-zero.
*/
-#define __SWP_TYPE_SHIFT 2
-#define __SWP_TYPE_BITS 7
+#define __SWP_TYPE_SHIFT 3
+#define __SWP_TYPE_BITS 6
#define __SWP_TYPE_MASK ((1 << __SWP_TYPE_BITS) - 1)
#define __SWP_OFFSET_SHIFT (__SWP_TYPE_BITS + __SWP_TYPE_SHIFT)
@@ -411,13 +418,13 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
*
* 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
* 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
- * <------------------------ offset -------------------------> 1 0
+ * <----------------------- offset ------------------------> 1 0 0
*/
#define pte_file(pte) (pte_val(pte) & L_PTE_FILE)
-#define pte_to_pgoff(x) (pte_val(x) >> 2)
-#define pgoff_to_pte(x) __pte(((x) << 2) | L_PTE_FILE)
+#define pte_to_pgoff(x) (pte_val(x) >> 3)
+#define pgoff_to_pte(x) __pte(((x) << 3) | L_PTE_FILE)
-#define PTE_FILE_MAX_BITS 30
+#define PTE_FILE_MAX_BITS 29
/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
/* FIXME: this is not correct */
diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h
index 73394e50cbc..e20d80539b4 100644
--- a/arch/arm/include/asm/thread_info.h
+++ b/arch/arm/include/asm/thread_info.h
@@ -140,6 +140,7 @@ extern void vfp_sync_state(struct thread_info *thread);
#define TIF_USING_IWMMXT 17
#define TIF_MEMDIE 18
#define TIF_FREEZE 19
+#define TIF_RESTORE_SIGMASK 20
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
@@ -147,6 +148,7 @@ extern void vfp_sync_state(struct thread_info *thread);
#define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG)
#define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT)
#define _TIF_FREEZE (1 << TIF_FREEZE)
+#define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK)
/*
* Change these and you break ASM code in entry-common.S
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 0e97b8cb77d..9122c9ee18f 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -360,8 +360,8 @@
#define __NR_readlinkat (__NR_SYSCALL_BASE+332)
#define __NR_fchmodat (__NR_SYSCALL_BASE+333)
#define __NR_faccessat (__NR_SYSCALL_BASE+334)
- /* 335 for pselect6 */
- /* 336 for ppoll */
+#define __NR_pselect6 (__NR_SYSCALL_BASE+335)
+#define __NR_ppoll (__NR_SYSCALL_BASE+336)
#define __NR_unshare (__NR_SYSCALL_BASE+337)
#define __NR_set_robust_list (__NR_SYSCALL_BASE+338)
#define __NR_get_robust_list (__NR_SYSCALL_BASE+339)
@@ -372,7 +372,7 @@
#define __NR_vmsplice (__NR_SYSCALL_BASE+343)
#define __NR_move_pages (__NR_SYSCALL_BASE+344)
#define __NR_getcpu (__NR_SYSCALL_BASE+345)
- /* 346 for epoll_pwait */
+#define __NR_epoll_pwait (__NR_SYSCALL_BASE+346)
#define __NR_kexec_load (__NR_SYSCALL_BASE+347)
#define __NR_utimensat (__NR_SYSCALL_BASE+348)
#define __NR_signalfd (__NR_SYSCALL_BASE+349)
@@ -432,6 +432,7 @@
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
#define __ARCH_WANT_SYS_TIME
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-02 04:04:02 +0000