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| author | Mike Galbraith <mgalbraith@suse.de> | 2012-07-11 22:05:20 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-05-14 18:38:33 (GMT) |
| commit | 3d1b42cbabd51f37da4121758f486df21373a1f9 (patch) | |
| tree | d8ce83c1de081257db09574ec4463cc203af9d37 /fs/lockd/svcsubs.c | |
| parent | 5ad6f3ed8a8410790844022ab17301f6c0ff165b (diff) | |
| download | linux-fsl-qoriq-3d1b42cbabd51f37da4121758f486df21373a1f9.tar.xz | |
fs, jbd: pull your plug when waiting for space
With an -rt kernel, and a heavy sync IO load, tasks can jam
up on journal locks without unplugging, which can lead to
terminal IO starvation. Unplug and schedule when waiting for space.
Signed-off-by: Mike Galbraith <mgalbraith@suse.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Theodore Tso <tytso@mit.edu>
Link: http://lkml.kernel.org/r/1341812414.7370.73.camel@marge.simpson.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/lockd/svcsubs.c')
0 files changed, 0 insertions, 0 deletions