kernel.git/include/trace/events/page_isolation.h, branch linux-4.9.yHosts the 0x221E linux distro kernel.
https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-4.9.y2016-04-01T22:03:37Zmm/page_isolation: fix tracepoint to mirror check function behavior2016-04-01T22:03:37ZLucas Stach2016-04-01T21:31:32Zurn:sha1:bbe3de2560280c0420d36a192e69f2772e893cf4
Page isolation has not failed if the fin pfn extends beyond the end pfn
and test_pages_isolated checks this correctly. Fix the tracepoint to
report the same result as the actual check function.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <js1304@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/page_isolation.c: add new tracepoint, test_pages_isolated2016-01-15T00:00:49ZJoonsoo Kim2016-01-14T23:18:42Zurn:sha1:0f0848e5118a4cb2cb92cef0c3af6f647649ff47
cma allocation should be guranteeded to succeed. But sometimes it can
fail in the current implementation. To track down the problem, we need
to know which page is problematic and this new tracepoint will report
it.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>