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authorLaura Abbott <labbott@fedoraproject.org>2016-03-15 14:55:06 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-15 16:55:16 -0700
commitbecfda68abca673d61d5cc953e8e099816db99d9 (patch)
treef6d1850b3dd589464cc93145eb0ad02c8f4f89b1 /tools/vm
parentslub: fix/clean free_debug_processing return paths (diff)
downloadlinux-dev-becfda68abca673d61d5cc953e8e099816db99d9.tar.xz
linux-dev-becfda68abca673d61d5cc953e8e099816db99d9.zip
slub: convert SLAB_DEBUG_FREE to SLAB_CONSISTENCY_CHECKS
SLAB_DEBUG_FREE allows expensive consistency checks at free to be turned on or off. Expand its use to be able to turn off all consistency checks. This gives a nice speed up if you only want features such as poisoning or tracing. Credit to Mathias Krause for the original work which inspired this series Signed-off-by: Laura Abbott <labbott@fedoraproject.org> Acked-by: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Joonsoo Kim <js1304@gmail.com> Cc: Kees Cook <keescook@chromium.org> Cc: Mathias Krause <minipli@googlemail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/vm')
-rw-r--r--tools/vm/slabinfo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c
index 86e698d07e20..1889163f2f05 100644
--- a/tools/vm/slabinfo.c
+++ b/tools/vm/slabinfo.c
@@ -135,7 +135,7 @@ static void usage(void)
"\nValid debug options (FZPUT may be combined)\n"
"a / A Switch on all debug options (=FZUP)\n"
"- Switch off all debug options\n"
- "f / F Sanity Checks (SLAB_DEBUG_FREE)\n"
+ "f / F Sanity Checks (SLAB_CONSISTENCY_CHECKS)\n"
"z / Z Redzoning\n"
"p / P Poisoning\n"
"u / U Tracking\n"