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| author | Kirill Korotaev <dev@sw.ru> | 2005-06-23 00:09:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:27 -0700 |
| commit | 618f06362ae3f60f95d7b0e666de25ee6ae35679 (patch) | |
| tree | 4415b4e590913e16535704168ea74c6af5a93c48 /drivers/serial/sn_console.c | |
| parent | 4fea2838aa00b9e59efde974dcdb455608192811 (diff) | |
| download | op-kernel-dev-618f06362ae3f60f95d7b0e666de25ee6ae35679.zip op-kernel-dev-618f06362ae3f60f95d7b0e666de25ee6ae35679.tar.gz | |
[PATCH] O(1) sb list traversing on syncs
This patch removes O(n^2) super block loops in sync_inodes(),
sync_filesystems() etc. in favour of using __put_super_and_need_restart()
which I introduced earlier. We faced a noticably long freezes on sb
syncing when there are thousands of super blocks in the system.
Signed-Off-By: Kirill Korotaev <dev@sw.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/serial/sn_console.c')
0 files changed, 0 insertions, 0 deletions
