From: Greg KH <gregkh@suse.de>
To: Hugh Dickins <hughd@google.com>
Cc: linux-kernel@vger.kernel.org, stable@kernel.org,
stable-review@kernel.org, torvalds@linux-foundation.org,
akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk,
Konstantin Khlebnikov <khlebnikov@openvz.org>
Subject: Re: [15/24] tmpfs: fix spurious ENOSPC when racing with unswap
Date: Sat, 21 May 2011 14:49:10 -0700 [thread overview]
Message-ID: <20110521214910.GB5912@suse.de> (raw)
In-Reply-To: <alpine.LSU.2.00.1105201026430.9887@sister.anvils>
On Fri, May 20, 2011 at 10:49:59AM -0700, Hugh Dickins wrote:
> On Thu, 19 May 2011, Greg KH wrote:
> > 2.6.33-longterm review patch. If anyone has any objections, please let us know.
>
> We've got in a muddle on this one: too many tmpfs races and too many trees!
Yeah, it's messy :(
> So far, so good: indeed let's have the spurious ENOSPC fix in
> 33-longterm.
>
> But here this 15/24 patch veers off into a quite different patch,
> for "tmpfs: fix race between umount and writepage" (46/71 in the
> 38-stable series). I've appended the actual ENOSPC backport at the end.
>
> Yes, let's have this writepage fix in 33-longterm too (the 38-stable
> patch should apply), but it does need "tmpfs: fix race between swapoff
> and writepage" (47/71 in the 38-stable series) on top to correct it,
> please add that in too.
>
> For differing reasons, none of these races is as likely in 2.6.33
> as in 2.6.38, but good to include the fixes anyway; whereas 2.6.32
> gets more complicated for some of them, so I haven't bothered there.
>
> (I think I'm reading the mails right, but of course made a fool of
> myself in the past, because of how gmail "rationalized" my view of
> them: I hope this won't be another such case.)
Ok, as this really isn't a big deal for .33, how about I just drop all
of the tmpfs patches for .33-longterm and we call it a day :)
It's easier that way for me by far.
If you think these really should all go to .33, can you send me the
individual patches so I know exactly what ones, and in what order, to
apply?
thanks,
greg k-h
next prev parent reply other threads:[~2011-05-21 21:50 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-19 18:24 [00/21] 2.6.32.41-longterm review Greg KH
2011-05-19 18:23 ` [01/21] cifs: check for bytes_remaining going to zero in CIFS_SessSetup Greg KH
2011-05-19 18:23 ` [02/21] Validate size of EFI GUID partition entries Greg KH
2011-05-19 18:23 ` [03/21] dccp: handle invalid feature options length Greg KH
2011-05-19 18:23 ` [04/21] CIFS: Fix memory over bound bug in cifs_parse_mount_options Greg KH
2011-05-19 18:23 ` [05/21] Fix time() inconsistencies caused by intermediate xtime_cache values being read Greg KH
2011-05-19 20:33 ` [Stable-review] " Ben Hutchings
2011-05-19 18:23 ` [06/21] ehea: fix wrongly reported speed and port Greg KH
2011-05-19 18:23 ` [07/21] NET: slip, fix ldisc->open retval Greg KH
2011-05-19 18:23 ` [08/21] ne-h8300: Fix regression caused during net_device_ops conversion Greg KH
2011-05-19 18:23 ` [09/21] hydra: " Greg KH
2011-05-19 18:23 ` [10/21] libertas: fix cmdpendingq locking Greg KH
2011-05-19 18:23 ` [11/21] zorro8390: Fix regression caused during net_device_ops conversion Greg KH
2011-05-19 18:23 ` [12/21] cifs: add fallback in is_path_accessible for old servers Greg KH
2011-05-19 18:23 ` [13/21] Revert "x86, AMD: Fix APIC timer erratum 400 affecting K8 Rev.A-E processors" Greg KH
2011-05-19 18:23 ` [14/21] x86, AMD: Fix ARAT feature setting again Greg KH
2011-05-19 18:23 ` [15/21] clocksource: Install completely before selecting Greg KH
2011-05-19 18:23 ` [16/21] tick: Clear broadcast active bit when switching to oneshot Greg KH
2011-05-19 18:23 ` [17/21] x86, apic: Fix spurious error interrupts triggering on all non-boot APs Greg KH
2011-05-19 18:23 ` [18/21] x86, mce, AMD: Fix leaving freed data in a list Greg KH
2011-05-19 18:23 ` [19/21] [SCSI] megaraid_sas: Sanity check user supplied length before passing it to dma_alloc_coherent() Greg KH
2011-05-19 18:23 ` [20/21] vmxnet3: Fix inconsistent LRO state after initialization Greg KH
2011-05-19 18:23 ` [21/21] netxen: Remove references to unified firmware file Greg KH
2011-05-19 18:30 ` [01/24] cifs: check for bytes_remaining going to zero in CIFS_SessSetup Greg KH
2011-05-19 18:30 ` [02/24] Validate size of EFI GUID partition entries Greg KH
2011-05-19 18:30 ` [03/24] x86, hw_breakpoints: Fix racy access to ptrace breakpoints Greg KH
2011-05-19 18:30 ` [04/24] ptrace: Prepare to fix racy accesses on task breakpoints Greg KH
2011-05-19 18:30 ` [05/24] dccp: handle invalid feature options length Greg KH
2011-05-19 18:30 ` [06/24] CIFS: Fix memory over bound bug in cifs_parse_mount_options Greg KH
2011-05-19 18:30 ` [07/24] tmpfs: fix race between umount and swapoff Greg KH
2011-05-21 4:52 ` Hugh Dickins
2011-05-19 18:30 ` [08/24] ehea: fix wrongly reported speed and port Greg KH
2011-05-19 18:30 ` [09/24] NET: slip, fix ldisc->open retval Greg KH
2011-05-19 18:30 ` [10/24] ne-h8300: Fix regression caused during net_device_ops conversion Greg KH
2011-05-19 18:30 ` [11/24] hydra: " Greg KH
2011-05-19 18:30 ` [12/24] libertas: fix cmdpendingq locking Greg KH
2011-05-19 18:30 ` [13/24] zorro8390: Fix regression caused during net_device_ops conversion Greg KH
2011-05-19 18:30 ` [14/24] fixes for using make 3.82 Greg KH
2011-05-19 18:30 ` [15/24] tmpfs: fix spurious ENOSPC when racing with unswap Greg KH
2011-05-20 17:49 ` Hugh Dickins
2011-05-21 21:49 ` Greg KH [this message]
2011-05-22 0:15 ` Hugh Dickins
2011-05-19 18:30 ` [16/24] cifs: add fallback in is_path_accessible for old servers Greg KH
2011-05-19 18:30 ` [17/24] Revert "x86, AMD: Fix APIC timer erratum 400 affecting K8 Rev.A-E processors" Greg KH
2011-05-19 18:30 ` [18/24] x86, AMD: Fix ARAT feature setting again Greg KH
2011-05-19 18:30 ` [19/24] clocksource: Install completely before selecting Greg KH
2011-05-19 18:30 ` [20/24] tick: Clear broadcast active bit when switching to oneshot Greg KH
2011-05-19 18:30 ` [21/24] x86, apic: Fix spurious error interrupts triggering on all non-boot APs Greg KH
2011-05-19 18:30 ` [22/24] x86, mce, AMD: Fix leaving freed data in a list Greg KH
2011-05-19 18:30 ` [23/24] [SCSI] megaraid_sas: Sanity check user supplied length before passing it to dma_alloc_coherent() Greg KH
2011-05-19 18:30 ` [24/24] vmxnet3: Fix inconsistent LRO state after initialization Greg KH
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