From: Mel Gorman <mgorman@suse.de> To: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Rik van Riel <riel@redhat.com>, Andrea Arcangeli <aarcange@redhat.com>, Johannes Weiner <hannes@cmpxchg.org>, Thomas Gleixner <tglx@linutronix.de>, Linus Torvalds <torvalds@linux-foundation.org>, Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Lee Schermerhorn <lee.schermerhorn@hp.com>, Ingo Molnar <mingo@kernel.org> Subject: Re: [PATCH 12/31] mm/mpol: Add MPOL_MF_NOOP Date: Thu, 1 Nov 2012 11:10:58 +0000 [thread overview] Message-ID: <20121101111058.GS3888@suse.de> (raw) In-Reply-To: <20121025124833.400431442@chello.nl> On Thu, Oct 25, 2012 at 02:16:29PM +0200, Peter Zijlstra wrote: > From: Lee Schermerhorn <lee.schermerhorn@hp.com> > > This patch augments the MPOL_MF_LAZY feature by adding a "NOOP" policy The MPOL_MF_LAZY feature doesn't exist yet so it's hard to augment at this point :) > to mbind(). When the NOOP policy is used with the 'MOVE and 'LAZY > flags, mbind() will map the pages PROT_NONE so that they will be > migrated on the next touch. > This implies that a user-space application has a two-stage process. Stage 1, it marks a range NOOP and the stage 2 marks the range lazy. That feels like it might violate Rusty's API design rule of "The obvious use is wrong." What is the motivation for exposing NOOP to userspace? Instead why does mbind(addr, len, MPOL_MF_LAZY, nodemask, maxnode, flags) not imply that the range gets marked PROT_NONE (or PROT_NUMA or some other variant that is not arch-specific)? It also seems that MPOL_MF_LAZY must imply MPOL_MF_MOVE or it's a bit pointless without the application having to specify the exact flag combination > This allows an application to prepare for a new phase of operation > where different regions of shared storage will be assigned to > worker threads, w/o changing policy. Note that we could just use > "default" policy in this case. However, this also allows an > application to request that pages be migrated, only if necessary, > to follow any arbitrary policy that might currently apply to a > range of pages, without knowing the policy, or without specifying > multiple mbind()s for ranges with different policies. > I very much like the idea because potentially a motivated developer could use this mechanism to avoid any ping-pong problems with an automatic migration scheme. It could even be argued that any application using MPOL_MF_LAZY get unsubscribed from any automatic mechanism to avoid interference. > [ Bug in early version of mpol_parse_str() reported by Fengguang Wu. ] > > Bug-Reported-by: Reported-by: Fengguang Wu <fengguang.wu@intel.com> > Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> > Reviewed-by: Rik van Riel <riel@redhat.com> > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: Linus Torvalds <torvalds@linux-foundation.org> > Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> > Signed-off-by: Ingo Molnar <mingo@kernel.org> > --- > include/uapi/linux/mempolicy.h | 1 + > mm/mempolicy.c | 11 ++++++----- > 2 files changed, 7 insertions(+), 5 deletions(-) > > Index: tip/include/uapi/linux/mempolicy.h > =================================================================== > --- tip.orig/include/uapi/linux/mempolicy.h > +++ tip/include/uapi/linux/mempolicy.h > @@ -21,6 +21,7 @@ enum { > MPOL_BIND, > MPOL_INTERLEAVE, > MPOL_LOCAL, > + MPOL_NOOP, /* retain existing policy for range */ > MPOL_MAX, /* always last member of enum */ > }; > > Index: tip/mm/mempolicy.c > =================================================================== > --- tip.orig/mm/mempolicy.c > +++ tip/mm/mempolicy.c > @@ -251,10 +251,10 @@ static struct mempolicy *mpol_new(unsign > pr_debug("setting mode %d flags %d nodes[0] %lx\n", > mode, flags, nodes ? nodes_addr(*nodes)[0] : -1); > > - if (mode == MPOL_DEFAULT) { > + if (mode == MPOL_DEFAULT || mode == MPOL_NOOP) { > if (nodes && !nodes_empty(*nodes)) > return ERR_PTR(-EINVAL); > - return NULL; /* simply delete any existing policy */ > + return NULL; > } > VM_BUG_ON(!nodes); > > @@ -1146,7 +1146,7 @@ static long do_mbind(unsigned long start > if (start & ~PAGE_MASK) > return -EINVAL; > > - if (mode == MPOL_DEFAULT) > + if (mode == MPOL_DEFAULT || mode == MPOL_NOOP) > flags &= ~MPOL_MF_STRICT; > > len = (len + PAGE_SIZE - 1) & PAGE_MASK; > @@ -2381,7 +2381,8 @@ static const char * const policy_modes[] > [MPOL_PREFERRED] = "prefer", > [MPOL_BIND] = "bind", > [MPOL_INTERLEAVE] = "interleave", > - [MPOL_LOCAL] = "local" > + [MPOL_LOCAL] = "local", > + [MPOL_NOOP] = "noop", /* should not actually be used */ If it should not be used, why it is exposed to userspace? > }; > > > @@ -2432,7 +2433,7 @@ int mpol_parse_str(char *str, struct mem > break; > } > } > - if (mode >= MPOL_MAX) > + if (mode >= MPOL_MAX || mode == MPOL_NOOP) > goto out; > > switch (mode) { > > -- Mel Gorman SUSE Labs
WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de> To: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Rik van Riel <riel@redhat.com>, Andrea Arcangeli <aarcange@redhat.com>, Johannes Weiner <hannes@cmpxchg.org>, Thomas Gleixner <tglx@linutronix.de>, Linus Torvalds <torvalds@linux-foundation.org>, Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Lee Schermerhorn <lee.schermerhorn@hp.com>, Ingo Molnar <mingo@kernel.org> Subject: Re: [PATCH 12/31] mm/mpol: Add MPOL_MF_NOOP Date: Thu, 1 Nov 2012 11:10:58 +0000 [thread overview] Message-ID: <20121101111058.GS3888@suse.de> (raw) In-Reply-To: <20121025124833.400431442@chello.nl> On Thu, Oct 25, 2012 at 02:16:29PM +0200, Peter Zijlstra wrote: > From: Lee Schermerhorn <lee.schermerhorn@hp.com> > > This patch augments the MPOL_MF_LAZY feature by adding a "NOOP" policy The MPOL_MF_LAZY feature doesn't exist yet so it's hard to augment at this point :) > to mbind(). When the NOOP policy is used with the 'MOVE and 'LAZY > flags, mbind() will map the pages PROT_NONE so that they will be > migrated on the next touch. > This implies that a user-space application has a two-stage process. Stage 1, it marks a range NOOP and the stage 2 marks the range lazy. That feels like it might violate Rusty's API design rule of "The obvious use is wrong." What is the motivation for exposing NOOP to userspace? Instead why does mbind(addr, len, MPOL_MF_LAZY, nodemask, maxnode, flags) not imply that the range gets marked PROT_NONE (or PROT_NUMA or some other variant that is not arch-specific)? It also seems that MPOL_MF_LAZY must imply MPOL_MF_MOVE or it's a bit pointless without the application having to specify the exact flag combination > This allows an application to prepare for a new phase of operation > where different regions of shared storage will be assigned to > worker threads, w/o changing policy. Note that we could just use > "default" policy in this case. However, this also allows an > application to request that pages be migrated, only if necessary, > to follow any arbitrary policy that might currently apply to a > range of pages, without knowing the policy, or without specifying > multiple mbind()s for ranges with different policies. > I very much like the idea because potentially a motivated developer could use this mechanism to avoid any ping-pong problems with an automatic migration scheme. It could even be argued that any application using MPOL_MF_LAZY get unsubscribed from any automatic mechanism to avoid interference. > [ Bug in early version of mpol_parse_str() reported by Fengguang Wu. ] > > Bug-Reported-by: Reported-by: Fengguang Wu <fengguang.wu@intel.com> > Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> > Reviewed-by: Rik van Riel <riel@redhat.com> > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: Linus Torvalds <torvalds@linux-foundation.org> > Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> > Signed-off-by: Ingo Molnar <mingo@kernel.org> > --- > include/uapi/linux/mempolicy.h | 1 + > mm/mempolicy.c | 11 ++++++----- > 2 files changed, 7 insertions(+), 5 deletions(-) > > Index: tip/include/uapi/linux/mempolicy.h > =================================================================== > --- tip.orig/include/uapi/linux/mempolicy.h > +++ tip/include/uapi/linux/mempolicy.h > @@ -21,6 +21,7 @@ enum { > MPOL_BIND, > MPOL_INTERLEAVE, > MPOL_LOCAL, > + MPOL_NOOP, /* retain existing policy for range */ > MPOL_MAX, /* always last member of enum */ > }; > > Index: tip/mm/mempolicy.c > =================================================================== > --- tip.orig/mm/mempolicy.c > +++ tip/mm/mempolicy.c > @@ -251,10 +251,10 @@ static struct mempolicy *mpol_new(unsign > pr_debug("setting mode %d flags %d nodes[0] %lx\n", > mode, flags, nodes ? nodes_addr(*nodes)[0] : -1); > > - if (mode == MPOL_DEFAULT) { > + if (mode == MPOL_DEFAULT || mode == MPOL_NOOP) { > if (nodes && !nodes_empty(*nodes)) > return ERR_PTR(-EINVAL); > - return NULL; /* simply delete any existing policy */ > + return NULL; > } > VM_BUG_ON(!nodes); > > @@ -1146,7 +1146,7 @@ static long do_mbind(unsigned long start > if (start & ~PAGE_MASK) > return -EINVAL; > > - if (mode == MPOL_DEFAULT) > + if (mode == MPOL_DEFAULT || mode == MPOL_NOOP) > flags &= ~MPOL_MF_STRICT; > > len = (len + PAGE_SIZE - 1) & PAGE_MASK; > @@ -2381,7 +2381,8 @@ static const char * const policy_modes[] > [MPOL_PREFERRED] = "prefer", > [MPOL_BIND] = "bind", > [MPOL_INTERLEAVE] = "interleave", > - [MPOL_LOCAL] = "local" > + [MPOL_LOCAL] = "local", > + [MPOL_NOOP] = "noop", /* should not actually be used */ If it should not be used, why it is exposed to userspace? > }; > > > @@ -2432,7 +2433,7 @@ int mpol_parse_str(char *str, struct mem > break; > } > } > - if (mode >= MPOL_MAX) > + if (mode >= MPOL_MAX || mode == MPOL_NOOP) > goto out; > > switch (mode) { > > -- Mel Gorman SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2012-11-01 11:11 UTC|newest] Thread overview: 271+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-10-25 12:16 [PATCH 00/31] numa/core patches Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 01/31] sched, numa, mm: Make find_busiest_queue() a method Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 02/31] sched, numa, mm: Describe the NUMA scheduling problem formally Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 9:56 ` Mel Gorman 2012-11-01 9:56 ` Mel Gorman 2012-11-01 13:13 ` Rik van Riel 2012-11-01 13:13 ` Rik van Riel 2012-10-25 12:16 ` [PATCH 03/31] mm/thp: Preserve pgprot across huge page split Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 10:22 ` Mel Gorman 2012-11-01 10:22 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 04/31] x86/mm: Introduce pte_accessible() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 20:10 ` Linus Torvalds 2012-10-25 20:10 ` Linus Torvalds 2012-10-26 6:24 ` [PATCH 04/31, v2] " Ingo Molnar 2012-10-26 6:24 ` Ingo Molnar 2012-11-01 10:42 ` [PATCH 04/31] " Mel Gorman 2012-11-01 10:42 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 05/31] x86/mm: Reduce tlb flushes from ptep_set_access_flags() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 20:17 ` Linus Torvalds 2012-10-25 20:17 ` Linus Torvalds 2012-10-26 2:30 ` Rik van Riel 2012-10-26 2:30 ` Rik van Riel 2012-10-26 2:56 ` Linus Torvalds 2012-10-26 2:56 ` Linus Torvalds 2012-10-26 3:57 ` Rik van Riel 2012-10-26 3:57 ` Rik van Riel 2012-10-26 4:23 ` Linus Torvalds 2012-10-26 4:23 ` Linus Torvalds 2012-10-26 6:42 ` Ingo Molnar 2012-10-26 6:42 ` Ingo Molnar 2012-10-26 12:34 ` Michel Lespinasse 2012-10-26 12:34 ` Michel Lespinasse 2012-10-26 12:48 ` Andi Kleen 2012-10-26 12:48 ` Andi Kleen 2012-10-26 13:16 ` Rik van Riel 2012-10-26 13:16 ` Rik van Riel 2012-10-26 13:26 ` Ingo Molnar 2012-10-26 13:26 ` Ingo Molnar 2012-10-26 13:28 ` Ingo Molnar 2012-10-26 13:28 ` Ingo Molnar 2012-10-26 18:44 ` [PATCH 1/3] x86/mm: only do a local TLB flush in ptep_set_access_flags() Rik van Riel 2012-10-26 18:44 ` Rik van Riel 2012-10-26 18:49 ` Linus Torvalds 2012-10-26 18:49 ` Linus Torvalds 2012-10-26 19:16 ` Rik van Riel 2012-10-26 19:16 ` Rik van Riel 2012-10-26 19:18 ` Linus Torvalds 2012-10-26 19:18 ` Linus Torvalds 2012-10-26 19:21 ` Rik van Riel 2012-10-26 19:21 ` Rik van Riel 2012-10-29 15:23 ` Rik van Riel 2012-10-29 15:23 ` Rik van Riel 2012-12-21 9:57 ` trailing flush_tlb_fix_spurious_fault in handle_pte_fault (was Re: [PATCH 1/3] x86/mm: only do a local TLB flush in ptep_set_access_flags()) Vineet Gupta 2012-12-21 9:57 ` Vineet Gupta 2012-10-26 18:45 ` [PATCH 2/3] x86,mm: drop TLB flush from ptep_set_access_flags Rik van Riel 2012-10-26 18:45 ` Rik van Riel 2012-10-26 21:12 ` Alan Cox 2012-10-26 21:12 ` Alan Cox 2012-10-27 3:49 ` Rik van Riel 2012-10-27 3:49 ` Rik van Riel 2012-10-27 10:29 ` Ingo Molnar 2012-10-27 10:29 ` Ingo Molnar 2012-10-27 13:40 ` Rik van Riel 2012-10-27 13:40 ` Rik van Riel 2012-10-29 16:57 ` Borislav Petkov 2012-10-29 16:57 ` Borislav Petkov 2012-10-29 17:06 ` Linus Torvalds 2012-10-29 17:06 ` Linus Torvalds 2012-11-17 14:50 ` Borislav Petkov 2012-11-17 14:50 ` Borislav Petkov 2012-11-17 14:56 ` Linus Torvalds 2012-11-17 14:56 ` Linus Torvalds 2012-11-17 15:17 ` Borislav Petkov 2012-11-17 15:17 ` Borislav Petkov 2012-11-17 15:24 ` Rik van Riel 2012-11-17 15:24 ` Rik van Riel 2012-11-17 21:53 ` Shentino 2012-11-17 21:53 ` Shentino 2012-11-18 15:29 ` Michel Lespinasse 2012-11-18 15:29 ` Michel Lespinasse 2012-10-26 18:46 ` [PATCH 3/3] mm,generic: only flush the local TLB in ptep_set_access_flags Rik van Riel 2012-10-26 18:46 ` Rik van Riel 2012-10-26 18:48 ` Linus Torvalds 2012-10-26 18:48 ` Linus Torvalds 2012-10-26 18:53 ` Linus Torvalds 2012-10-26 18:53 ` Linus Torvalds 2012-10-26 18:57 ` Rik van Riel 2012-10-26 18:57 ` Rik van Riel 2012-10-26 19:16 ` Linus Torvalds 2012-10-26 19:16 ` Linus Torvalds 2012-10-26 19:33 ` [PATCH -v2 " Rik van Riel 2012-10-26 19:33 ` Rik van Riel 2012-10-26 13:23 ` [PATCH 05/31] x86/mm: Reduce tlb flushes from ptep_set_access_flags() Michel Lespinasse 2012-10-26 13:23 ` Michel Lespinasse 2012-10-26 17:01 ` Linus Torvalds 2012-10-26 17:01 ` Linus Torvalds 2012-10-26 17:54 ` Rik van Riel 2012-10-26 17:54 ` Rik van Riel 2012-10-26 18:02 ` Linus Torvalds 2012-10-26 18:02 ` Linus Torvalds 2012-10-26 18:14 ` Rik van Riel 2012-10-26 18:14 ` Rik van Riel 2012-10-26 18:41 ` Linus Torvalds 2012-10-26 18:41 ` Linus Torvalds 2012-10-25 12:16 ` [PATCH 06/31] mm: Only flush the TLB when clearing an accessible pte Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 07/31] sched, numa, mm, s390/thp: Implement pmd_pgprot() for s390 Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 10:49 ` Mel Gorman 2012-11-01 10:49 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 08/31] sched, numa, mm, MIPS/thp: Add pmd_pgprot() implementation Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 09/31] mm/pgprot: Move the pgprot_modify() fallback definition to mm.h Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 10/31] mm/mpol: Remove NUMA_INTERLEAVE_HIT Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 20:58 ` Andi Kleen 2012-10-25 20:58 ` Andi Kleen 2012-10-26 7:59 ` Ingo Molnar 2012-10-26 7:59 ` Ingo Molnar 2012-10-25 12:16 ` [PATCH 11/31] mm/mpol: Make MPOL_LOCAL a real policy Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 10:58 ` Mel Gorman 2012-11-01 10:58 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 12/31] mm/mpol: Add MPOL_MF_NOOP Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 11:10 ` Mel Gorman [this message] 2012-11-01 11:10 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 13/31] mm/mpol: Check for misplaced page Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 14/31] mm/mpol: Create special PROT_NONE infrastructure Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 11:51 ` Mel Gorman 2012-11-01 11:51 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 15/31] mm/mpol: Add MPOL_MF_LAZY Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 12:01 ` Mel Gorman 2012-11-01 12:01 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 16/31] numa, mm: Support NUMA hinting page faults from gup/gup_fast Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 17/31] mm/migrate: Introduce migrate_misplaced_page() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 12:20 ` Mel Gorman 2012-11-01 12:20 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 18/31] mm/mpol: Use special PROT_NONE to migrate pages Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 19/31] sched, numa, mm: Introduce tsk_home_node() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 13:48 ` Mel Gorman 2012-11-01 13:48 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 20/31] sched, numa, mm/mpol: Make mempolicy home-node aware Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 13:58 ` Mel Gorman 2012-11-01 13:58 ` Mel Gorman 2012-11-01 14:10 ` Don Morris 2012-11-01 14:10 ` Don Morris 2012-10-25 12:16 ` [PATCH 21/31] sched, numa, mm: Introduce sched_feat_numa() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 14:00 ` Mel Gorman 2012-11-01 14:00 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 22/31] sched, numa, mm: Implement THP migration Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 14:16 ` Mel Gorman 2012-11-01 14:16 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 23/31] sched, numa, mm: Implement home-node awareness Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 15:06 ` Mel Gorman 2012-11-01 15:06 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 24/31] sched, numa, mm: Introduce last_nid in the pageframe Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 15:17 ` Mel Gorman 2012-11-01 15:17 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 25/31] sched, numa, mm/mpol: Add_MPOL_F_HOME Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 26/31] sched, numa, mm: Add fault driven placement and migration policy Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 20:53 ` Linus Torvalds 2012-10-25 20:53 ` Linus Torvalds 2012-10-26 7:15 ` Ingo Molnar 2012-10-26 7:15 ` Ingo Molnar 2012-10-26 13:50 ` Ingo Molnar 2012-10-26 13:50 ` Ingo Molnar 2012-10-26 14:11 ` Peter Zijlstra 2012-10-26 14:11 ` Peter Zijlstra 2012-10-26 14:14 ` Ingo Molnar 2012-10-26 14:14 ` Ingo Molnar 2012-10-26 16:47 ` Linus Torvalds 2012-10-26 16:47 ` Linus Torvalds 2012-10-30 19:23 ` Rik van Riel 2012-10-30 19:23 ` Rik van Riel 2012-11-01 15:40 ` Mel Gorman 2012-11-01 15:40 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 27/31] sched, numa, mm: Add credits for NUMA placement Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 28/31] sched, numa, mm: Implement constant, per task Working Set Sampling (WSS) rate Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 15:48 ` Mel Gorman 2012-11-01 15:48 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 29/31] sched, numa, mm: Add NUMA_MIGRATION feature flag Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-25 12:16 ` [PATCH 30/31] sched, numa, mm: Implement slow start for working set sampling Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-11-01 15:52 ` Mel Gorman 2012-11-01 15:52 ` Mel Gorman 2012-10-25 12:16 ` [PATCH 31/31] sched, numa, mm: Add memcg support to do_huge_pmd_numa_page() Peter Zijlstra 2012-10-25 12:16 ` Peter Zijlstra 2012-10-26 9:07 ` [PATCH 00/31] numa/core patches Zhouping Liu 2012-10-26 9:08 ` Peter Zijlstra 2012-10-26 9:08 ` Peter Zijlstra 2012-10-26 9:20 ` Ingo Molnar 2012-10-26 9:20 ` Ingo Molnar 2012-10-26 9:41 ` Zhouping Liu 2012-10-26 9:41 ` Zhouping Liu 2012-10-26 10:20 ` Zhouping Liu 2012-10-26 10:20 ` Zhouping Liu 2012-10-26 10:24 ` Ingo Molnar 2012-10-26 10:24 ` Ingo Molnar 2012-10-28 17:56 ` Johannes Weiner 2012-10-28 17:56 ` Johannes Weiner 2012-10-29 2:44 ` Zhouping Liu 2012-10-29 2:44 ` Zhouping Liu 2012-10-29 6:50 ` [PATCH] sched, numa, mm: Add memcg support to do_huge_pmd_numa_page() Ingo Molnar 2012-10-29 6:50 ` Ingo Molnar 2012-10-29 8:24 ` Johannes Weiner 2012-10-29 8:24 ` Johannes Weiner 2012-10-29 8:36 ` Zhouping Liu 2012-10-29 8:36 ` Zhouping Liu 2012-10-29 11:15 ` Ingo Molnar 2012-10-29 11:15 ` Ingo Molnar 2012-10-30 6:29 ` [PATCH 00/31] numa/core patches Zhouping Liu 2012-10-30 6:29 ` Zhouping Liu 2012-10-31 0:48 ` Johannes Weiner 2012-10-31 0:48 ` Johannes Weiner 2012-10-31 7:26 ` Hugh Dickins 2012-10-31 7:26 ` Hugh Dickins 2012-10-31 13:15 ` Zhouping Liu 2012-10-31 13:15 ` Zhouping Liu 2012-10-31 17:31 ` Hugh Dickins 2012-10-31 17:31 ` Hugh Dickins 2012-11-01 13:41 ` Hugh Dickins 2012-11-01 13:41 ` Hugh Dickins 2012-11-02 3:23 ` Zhouping Liu 2012-11-02 3:23 ` Zhouping Liu 2012-11-02 23:06 ` Hugh Dickins 2012-11-02 23:06 ` Hugh Dickins 2012-10-30 12:20 ` Mel Gorman 2012-10-30 12:20 ` Mel Gorman 2012-10-30 15:28 ` Andrew Morton 2012-10-30 15:28 ` Andrew Morton 2012-10-30 16:59 ` Mel Gorman 2012-10-30 16:59 ` Mel Gorman 2012-11-03 11:04 ` Alex Shi 2012-11-03 11:04 ` Alex Shi 2012-11-03 12:21 ` Mel Gorman 2012-11-03 12:21 ` Mel Gorman 2012-11-10 2:47 ` Alex Shi 2012-11-10 2:47 ` Alex Shi 2012-11-12 9:50 ` Mel Gorman 2012-11-12 9:50 ` Mel Gorman 2012-11-09 8:51 ` Rik van Riel 2012-11-09 8:51 ` Rik van Riel 2012-11-05 17:11 ` Srikar Dronamraju 2012-11-05 17:11 ` Srikar Dronamraju 2012-11-13 17:13 [PATCH 00/31] Latest numa/core patches, v15 Ingo Molnar 2012-11-13 17:13 ` [PATCH 12/31] mm/mpol: Add MPOL_MF_NOOP Ingo Molnar 2012-11-13 17:13 ` Ingo Molnar
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