]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
kmemcheck: make bitfield annotations truly no-ops when disabled
authorVegard Nossum <vegard.nossum@gmail.com>
Fri, 8 Jan 2010 22:42:35 +0000 (14:42 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 11 Jan 2010 17:34:04 +0000 (09:34 -0800)
commite992cd9b72a18122bd5c958715623057f110793f
treef73e19fd0af4cf446ab718550acac62d021e47ee
parentcb5a8b2c92febbed57126e1b8416dfd7607ff03d
kmemcheck: make bitfield annotations truly no-ops when disabled

It turns out that even zero-sized struct members (int foo[0];) will affect
the struct layout, causing us in particular to lose 4 bytes in struct
sock.

This patch fixes the regression in CONFIG_KMEMCHECK=n case.

Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/kmemcheck.h