diff options
| author | Joel Fernandes <joelaf@google.com> | 2016-12-12 16:44:26 -0800 |
|---|---|---|
| committer | Vinayak Menon <vinmenon@codeaurora.org> | 2017-06-19 15:28:58 +0530 |
| commit | 7c5d813b55a6229e18a0d948eaa38358f331dfbe (patch) | |
| tree | a3c32b1a215207bf85e65e27f53667fbb0add192 /net/unix/af_unix.c | |
| parent | bcfa0a914033438a4e8812496f32f3bd512332a9 (diff) | |
mm: add preempt points into __purge_vmap_area_lazy()
Use cond_resched_lock to avoid holding the vmap_area_lock for a
potentially long time and thus creating bad latencies for various
workloads.
Change-Id: I36eb4d8dbd6604f52e5c463373a9754847a44bc2
[hch: split from a larger patch by Joel, wrote the crappy changelog]
Link: http://lkml.kernel.org/r/1479474236-4139-11-git-send-email-hch@lst.de
Signed-off-by: Joel Fernandes <joelaf@google.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Jisheng Zhang <jszhang@marvell.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: John Dias <joaodias@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Git-commit: 763b218ddfaf56761c19923beb7e16656f66ec62
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: Vinayak Menon <vinmenon@codeaurora.org>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions