jump label v3 - x86: Introduce generic jump patching without stop_machine
On Wed, 2009-11-18 at 16:58 -0800, Paul E. McKenney wrote: I do invoke smp_send_reschedule() with irqs disabled, which did arouse my suspicions of late. But this seems to bypass the smp_call_function() code that is most definitely illegal to invoke with irqs disabled, so no smoking gun. All that aside, ... 18 Nov 2009 21:21
[PATCH 2/3] sysctl: Remove CTL_NONE and CTL_UNNUMBERED
From: Eric W. Biederman <ebiederm(a)xmission.com> Now that the sysctl structures no longer have a ctl_name field there is no reason to retain the definitions for CTL_NONE and CTL_UNNUMBERED, or to explain their historic usage. Signed-off-by: Eric W. Biederman <ebiederm(a)xmission.com> --- Documentation/sysctl/ct... 18 Nov 2009 12:19
perf_events: improve Intel event scheduling
Sorry on the delay. In general I'd very much like to see some of this generalized because I think Sparc64 has very similar 'simple' constraints, I'll have to defer to Paul on how much of this could possibly be re-used for powerpc. On Mon, 2009-10-19 at 17:03 +0200, Stephane Eranian wrote: arch/x86/include/a... 7 Jan 2010 05:46
BKL: Explicitly add BKL around get_sb/fill_super
On 2009-11-18 10:24:36, Jan Blunck wrote: This patch is a preparation necessary to remove the BKL from do_new_mount(). It explicitly adds calls to lock_kernel()/unlock_kernel() around get_sb/fill_super operations for filesystems that still uses the BKL. I've read through all the code formerly covered by... 18 Nov 2009 06:44
macvlan: implement VEPA and private mode
Arnd Bergmann a �crit : This allows each macvlan slave device to be in one of three modes, depending on the use case: MACVLAN_MODE_PRIVATE: The device never communicates with any other device on the same upper_dev. This even includes frames coming back from a reflective relay, where supporte... 18 Nov 2009 05:39
oom-kill: fix NUMA consraint check with nodemask v4.2
Hi, On Tue, 17 Nov 2009 16:11:58 -0800 (PST) David Rientjes <rientjes(a)google.com> wrote: On Wed, 11 Nov 2009, KAMEZAWA Hiroyuki wrote: Fixing node-oriented allocation handling in oom-kill.c I myself think this as bugfix not as ehnancement. In these days, things are changed as - ... 17 Dec 2009 19:18
dm: use __GFP_HIGH instead PF_MEMALLOC
On Tue, Nov 17, 2009 at 04:17:07PM +0900, KOSAKI Motohiro wrote: Non MM subsystem must not use PF_MEMALLOC. Memory reclaim need few memory, anyone must not prevent it. Otherwise the system cause mysterious hang-up and/or OOM Killer invokation. This code is also on the critical path, for example, if you are... 18 Nov 2009 02:22
powerpc: Panic on platform ppc-xicp when CONFIG_XICS not set instead of build failure
On Tue, 2009-11-17 at 12:07 +0000, Mel Gorman wrote: If CONFIG_XICS is not set but CONFIG_PPC_PSERIES is, then the kernel fails to build with arch/powerpc/platforms/pseries/smp.c: In function ‘smp_init_pseries_xics’: arch/powerpc/platforms/pseries/smp.c:202: error: ‘pSeries_xics_smp_ops’ undecla... 17 Nov 2009 08:22
[PATCH 17/11]Optimize the upload speed for PPP connection.
From: fangxiaozhi <huananhu(a)huawei.com> 1. This patch is based on the kernel of 2.6.32-rc4 2. In this patch, we enlarge the out buffer size to optimize the upload speed for the ppp connection. Then it can support the upload of HSUPA data cards. Signed-off-by: fangxiaozhi <huananhu(a)huawei.com> ---------------------... 17 Nov 2009 05:03
Fix clock_gettime vsyscall time warp
On Tue, 17 Nov 2009 13:49:50 +0800 Lin Ming <ming.m.lin(a)intel.com> wrote: The root cause is the NTP adjusted clock multiplier(timekeeper.mult) is not updated to vsyscall gtod data(vsyscall_gtod_data.clock.mult). Since commit 0a544198 "timekeeping: Move NTP adjusted clock multiplier to struct timekee... 17 Nov 2009 05:03