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| author | Dmitry Torokhov <dtor@insightbb.com> | 2007-05-01 00:24:54 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dtor@insightbb.com> | 2007-05-01 00:24:54 -0400 |
| commit | bc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775 (patch) | |
| tree | 427fcf2a7287c16d4b5aa6cbf494d59579a6a8b1 /mm/backing-dev.c | |
| parent | 3d29cdff999c37b3876082278a8134a0642a02cd (diff) | |
| parent | dc87c3985e9b442c60994308a96f887579addc39 (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/usb/input/Makefile
drivers/usb/input/gtco.c
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index f50a2811f9dc..e5de3781d3fe 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -55,6 +55,22 @@ long congestion_wait(int rw, long timeout) } EXPORT_SYMBOL(congestion_wait); +long congestion_wait_interruptible(int rw, long timeout) +{ + long ret; + DEFINE_WAIT(wait); + wait_queue_head_t *wqh = &congestion_wqh[rw]; + + prepare_to_wait(wqh, &wait, TASK_INTERRUPTIBLE); + if (signal_pending(current)) + ret = -ERESTARTSYS; + else + ret = io_schedule_timeout(timeout); + finish_wait(wqh, &wait); + return ret; +} +EXPORT_SYMBOL(congestion_wait_interruptible); + /** * congestion_end - wake up sleepers on a congested backing_dev_info * @rw: READ or WRITE |