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author | Christoph Hellwig <hch@lst.de> | 2020-06-17 09:37:54 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-17 19:57:41 +0200 |
commit | c0ee37e85e0e47402b8bbe35b6cec8e06937ca58 (patch) | |
tree | 76c302de27669f5fe8d4494ce584379d7278c59d /arch/powerpc/perf/callchain_64.c | |
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/perf/callchain_64.c')
-rw-r--r-- | arch/powerpc/perf/callchain_64.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/perf/callchain_64.c b/arch/powerpc/perf/callchain_64.c index 814d1c2c2b9c..fa2a1b83b9b0 100644 --- a/arch/powerpc/perf/callchain_64.c +++ b/arch/powerpc/perf/callchain_64.c @@ -50,7 +50,7 @@ static int read_user_stack_64(unsigned long __user *ptr, unsigned long *ret) ((unsigned long)ptr & 7)) return -EFAULT; - if (!probe_user_read(ret, ptr, sizeof(*ret))) + if (!copy_from_user_nofault(ret, ptr, sizeof(*ret))) return 0; return read_user_stack_slow(ptr, ret, 8); |