Re: [PATCH 0/11] introduce down_write_killable for rw_semaphore
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
- To: Michal Hocko <mhocko@xxxxxxxxxx>
- Subject: Re: [PATCH 0/11] introduce down_write_killable for rw_semaphore
- From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Date: Wed, 30 Mar 2016 15:32:17 +0200
- Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Chris Zankel <chris@xxxxxxxxxx>, Max Filippov <jcmvbkbc@xxxxxxxxx>, x86@xxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-xtensa@xxxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx
- In-reply-to: <1456750705-7141-1-git-send-email-mhocko@kernel.org>
- List-id: <linux-ia64.vger.kernel.org>
- References: <1456750705-7141-1-git-send-email-mhocko@kernel.org>
- User-agent: Mutt/1.5.21 (2012-12-30)
On Mon, Feb 29, 2016 at 01:58:14PM +0100, Michal Hocko wrote:
> I have tested on x86 with OOM situations with high mmap_sem contention
> (basically many parallel page faults racing with many parallel mmap/munmap
> tight loops) so the waiters for the write locks are routinely interrupted
> by SIGKILL.
Aside from the one niggle (as per the other email) they look good to me
and I would take them through the tip/locking tree.
Thanks!
--
To unsubscribe from this list: send the line "unsubscribe linux-ia64" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
[Index of Archives]
[Linux Kernel]
[Sparc Linux]
[DCCP]
[Linux ARM]
[Yosemite News]
[Linux SCSI]
[Linux x86_64]
[Linux for Ham Radio]
