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(parent: e870e9a) | patch
trace: Reorder struct ring_buffer_per_cpu to remove padding on 64bit
authorRichard Kennedy <richard@rsk.demon.co.uk>
Thu, 25 Mar 2010 11:27:36 +0000 (11:27 +0000)
committerSteven Rostedt <rostedt@goodmis.org>
Wed, 21 Jul 2010 01:58:44 +0000 (21:58 -0400)
commit985023dee6e212493831431ba2e3ce8918f001b2
tree7b8afee8eed100ff3ab1069504598445e644fe05tree | snapshot
parente870e9a1240bcef1157ffaaf71dac63362e71904commit | diff
trace: Reorder struct ring_buffer_per_cpu to remove padding on 64bit

Reorder structure to remove 8 bytes of padding on 64 bit builds.
This shrinks the size to 128 bytes so allowing allocation from a smaller
slab & needed one fewer cache lines.

Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
LKML-Reference: <1269516456.2054.8.camel@localhost>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/ring_buffer.c diff | blob | history
Domain: System / Uncategorized;