diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-06-17 09:37:54 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-17 19:57:41 +0200 |
| commit | c0ee37e85e0e47402b8bbe35b6cec8e06937ca58 (patch) | |
| tree | 76c302de27669f5fe8d4494ce584379d7278c59d /arch/powerpc/oprofile | |
| parent | maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault (diff) | |
| download | linux-c0ee37e85e0e47402b8bbe35b6cec8e06937ca58.tar.xz linux-c0ee37e85e0e47402b8bbe35b6cec8e06937ca58.zip | |
maccess: rename probe_user_{read,write} to copy_{from,to}_user_nofault
Better describe what these functions do.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/oprofile')
| -rw-r--r-- | arch/powerpc/oprofile/backtrace.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/powerpc/oprofile/backtrace.c b/arch/powerpc/oprofile/backtrace.c index 6f347fa29f41..9db7ada79d10 100644 --- a/arch/powerpc/oprofile/backtrace.c +++ b/arch/powerpc/oprofile/backtrace.c @@ -33,7 +33,8 @@ static unsigned int user_getsp32(unsigned int sp, int is_first) * which means that we've done all that we can do from * interrupt context. */ - if (probe_user_read(stack_frame, (void __user *)p, sizeof(stack_frame))) + if (copy_from_user_nofault(stack_frame, (void __user *)p, + sizeof(stack_frame))) return 0; if (!is_first) @@ -51,7 +52,8 @@ static unsigned long user_getsp64(unsigned long sp, int is_first) { unsigned long stack_frame[3]; - if (probe_user_read(stack_frame, (void __user *)sp, sizeof(stack_frame))) + if (copy_from_user_nofault(stack_frame, (void __user *)sp, + sizeof(stack_frame))) return 0; if (!is_first) |