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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/unicore32 | |
| parent | aaa2e7ac80f679230faf28a8e12e8d68dbe977eb (diff) | |
| download | linux-stable-db68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63.tar.gz linux-stable-db68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63.tar.bz2 linux-stable-db68ce10c4f0a27c1ff9fa0e789e5c41f8c4ea63.zip | |
new helper: uaccess_kernel()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/unicore32')
| -rw-r--r-- | arch/unicore32/include/asm/uaccess.h | 2 | ||||
| -rw-r--r-- | arch/unicore32/kernel/process.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/unicore32/include/asm/uaccess.h b/arch/unicore32/include/asm/uaccess.h index f60fab718b59..1196c88c2f9b 100644 --- a/arch/unicore32/include/asm/uaccess.h +++ b/arch/unicore32/include/asm/uaccess.h @@ -20,7 +20,7 @@ #define __strnlen_user __strnlen_user #define __clear_user __clear_user -#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) +#define __kernel_ok (uaccess_kernel()) #define __user_ok(addr, size) (((size) <= TASK_SIZE) \ && ((addr) <= TASK_SIZE - (size))) #define __access_ok(addr, size) (__kernel_ok || __user_ok((addr), (size))) diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index d22c1dc7e39e..ddaf78ae6854 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -178,7 +178,7 @@ void __show_regs(struct pt_regs *regs) buf, interrupts_enabled(regs) ? "n" : "ff", fast_interrupts_enabled(regs) ? "n" : "ff", processor_modes[processor_mode(regs)], - segment_eq(get_fs(), get_ds()) ? "kernel" : "user"); + uaccess_kernel() ? "kernel" : "user"); { unsigned int ctrl; |