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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-03-20 21:08:07 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-03-28 16:43:25 -0400 |
| commit | db68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63 (patch) | |
| tree | 77eda1d247853a2d414e0047c620b3c72bb11a1a /arch/sparc/include/asm | |
| parent | aaa2e7ac80f679230faf28a8e12e8d68dbe977eb (diff) | |
| download | linux-db68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63.tar.bz2 | |
new helper: uaccess_kernel()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/include/asm')
| -rw-r--r-- | arch/sparc/include/asm/uaccess.h | 2 | ||||
| -rw-r--r-- | arch/sparc/include/asm/uaccess_32.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc/include/asm/uaccess.h b/arch/sparc/include/asm/uaccess.h index bd56c28fff9f..9e068bf9060a 100644 --- a/arch/sparc/include/asm/uaccess.h +++ b/arch/sparc/include/asm/uaccess.h @@ -7,7 +7,7 @@ #endif #define user_addr_max() \ - (segment_eq(get_fs(), USER_DS) ? TASK_SIZE : ~0UL) + (uaccess_kernel() ? ~0UL : TASK_SIZE) long strncpy_from_user(char *dest, const char __user *src, long count); diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h index 952d512a64f2..a59a1e81986d 100644 --- a/arch/sparc/include/asm/uaccess_32.h +++ b/arch/sparc/include/asm/uaccess_32.h @@ -36,7 +36,7 @@ * large size and address near to PAGE_OFFSET - a fault will break his intentions. */ #define __user_ok(addr, size) ({ (void)(size); (addr) < STACK_TOP; }) -#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) +#define __kernel_ok (uaccess_kernel()) #define __access_ok(addr, size) (__user_ok((addr) & get_fs().seg, (size))) #define access_ok(type, addr, size) \ ({ (void)(type); __access_ok((unsigned long)(addr), size); }) |