On Sat, 21 Jan 2023 07:57:48 +0100 Christoph Hellwig wrote:
> __filemap_get_folio and its wrappers can return NULL for three different
> conditions, which in some cases requires the caller to reverse engineer
> the decision making. This is fixed by returning an ERR_PTR instead of
> NULL and thus
On Sun, 22 Jan 2023 08:20:06 +0100 Christoph Hellwig wrote:
> On Sat, Jan 21, 2023 at 05:06:41PM -0800, Andrew Morton wrote:
> > This patchset doesn't apply to fs/btrfs/ because linux-next contains
> > this 6+ month-old commit:
>
> Hmm. It was literally written aga
On Sat, 21 Jan 2023 07:57:48 +0100 Christoph Hellwig wrote:
> Hi all,
>
> __filemap_get_folio and its wrappers can return NULL for three different
> conditions, which in some cases requires the caller to reverse engineer
> the decision making. This is fixed by returning an ERR_PTR instead of
>
(cc gfs2 maintainers)
On Tue, 20 Jul 2021 19:07:25 -0700 syzbot
wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:d936eb238744 Revert "Makefile: Enable -Wimplicit-fallthrou..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1512
On Mon, 26 Apr 2021 15:05:50 -0700 Junxiao Bi wrote:
> When doing truncate/fallocate for some filesytem like ocfs2, it
> will zero some pages that are out of inode size and then later
> update the inode size, so it needs this api to writeback eof
> pages.
Seems reasonable. But can we please upd
On Tue, 14 Apr 2020 08:02:27 -0700 Matthew Wilcox wrote:
>
> Use the new readahead operation in erofs.
>
Well this is exciting.
fs/erofs/data.c: In function erofs_raw_access_readahead:
fs/erofs/data.c:149:18: warning: last_block may be used uninitialized in this
function [-Wmaybe-uninitializ
On Tue, 14 Apr 2020 19:18:08 -0700 Matthew Wilcox wrote:
> On Tue, Apr 14, 2020 at 06:17:05PM -0700, Andrew Morton wrote:
> > On Tue, 14 Apr 2020 08:02:13 -0700 Matthew Wilcox
> > wrote:
> > > From: "Matthew Wilcox (Oracle)"
> > >
> > >
On Tue, 14 Apr 2020 08:02:13 -0700 Matthew Wilcox wrote:
> From: "Matthew Wilcox (Oracle)"
>
> Filesystems which implement the upcoming ->readahead method will get
> their pages by calling readahead_page() or readahead_page_batch().
> These functions support large pages, even though none of the
On Fri, 24 Jan 2020 17:35:41 -0800 Matthew Wilcox wrote:
> From: "Matthew Wilcox (Oracle)"
>
> This series adds a readahead address_space operation to eventually
> replace the readpages operation. The key difference is that
> pages are added to the page cache as they are allocated (and
> then
On Tue, 14 Jan 2020 17:12:14 +0100 Christoph Hellwig wrote:
> claim_swapfile now always takes i_rwsem.
>
> ...
>
> --- a/mm/swapfile.c
> +++ b/mm/swapfile.c
> @@ -3157,7 +3157,7 @@ SYSCALL_DEFINE2(swapon, const char __user *,
> specialfile, int, swap_flags)
> mapping = swap_file->f_mappin
On Mon, 6 Mar 2017 14:14:05 +0100 Michal Hocko wrote:
> From: Michal Hocko
>
> GFP_NOFS context is used for the following 5 reasons currently
> - to prevent from deadlocks when the lock held by the allocation
> context would be needed during the memory reclaim
> - to preven
On Fri, 3 Feb 2017 16:07:29 +0100 Jan Kara wrote:
> Some ->page_mkwrite handlers may return VM_FAULT_RETRY as its return
> code (GFS2 or Lustre can definitely do this). However VM_FAULT_RETRY
> from ->page_mkwrite is completely unhandled by the mm code and results
> in locking and writeably mapp
On Sat, 3 Oct 2015 15:32:36 +0200 Christoph Hellwig wrote:
> This series consolidates the code to implement configfs attributes
> by providing the ->show and ->store method in common code and using
> container_of in the methods to access the containing structure.
>
> This reduces source and bin
On Fri, 7 Dec 2012 17:25:19 +0530
Abhijit Pawar wrote:
> This patch replace the obsolete simple_strto with kstrto
>
The XFS part (or something like it) has been applied.
>
> ...
>
> --- a/fs/9p/v9fs.c
> +++ b/fs/9p/v9fs.c
> @@ -112,7 +112,7 @@ static int v9fs_parse_options(struct v9fs_session
On Wed, 28 Jul 2010 17:56:23 +0100 Steven Whitehouse
wrote:
> +static void *gfs2_alloc_sort_buffer(unsigned size)
> +{
> + void *ptr = NULL;
> +
> + if (size < KMALLOC_MAX_SIZE)
> + ptr = kmalloc(size, GFP_NOFS | __GFP_NOWARN);
> + if (!ptr)
> + ptr = __vmallo
On Mon, 9 Nov 2009 21:29:25 -0200
Thadeu Lima de Souza Cascardo wrote:
> On Mon, Nov 09, 2009 at 08:02:57PM -0200, Thadeu Lima de Souza Cascardo wrote:
> > >
> > > Is that a bugfix for the existing code?
> > >
> > > If so, please split that out into a separate patch which we can review
> > > an
On Fri, 23 Oct 2009 21:28:17 -0200
Thadeu Lima de Souza Cascardo wrote:
> The current dynamic allocation of minor number for misc devices has some
> drawbacks.
>
> First of all, the range for dynamic numbers include some statically
> allocated numbers. It goes from 63 to 0, and we have numbers i
On Fri, 16 Jan 2009 09:06:23 -0800 Randy Dunlap wrote:
> >>> which is not ideal, but I don't see any easy way to avoid the #ifdef,
> >>>
> >> Take a look in fs.h:
> >>
> >> #define generic_setlease(a, b, c) ({ -EINVAL; })
> >>
> >> If that wasn't a stupid macro, your code would have compiled and
On Fri, 16 Jan 2009 10:20:03 + Steven Whitehouse
wrote:
> Hi,
>
> On Thu, 2009-01-15 at 11:13 -0800, Randy Dunlap wrote:
> > a...@linux-foundation.org wrote:
> > > The mm-of-the-moment snapshot 2009-01-14-20-31 has been uploaded to
> > >
> > >http://userweb.kernel.org/~akpm/mmotm/
> >
On Thu, 18 Dec 2008 10:29:04 +
Steven Whitehouse wrote:
> Hi,
>
> On Wed, 2008-12-17 at 17:22 -0800, Andrew Morton wrote:
> > On Wed, 17 Dec 2008 11:30:00 +
> > swhit...@redhat.com wrote:
> >
> > > +static int gfs2_fiemap(struct inode *inode, struc
On Wed, 17 Dec 2008 11:30:00 +
swhit...@redhat.com wrote:
> +static int gfs2_fiemap(struct inode *inode, struct fiemap_extent_info
> *fieinfo,
> +u64 start, u64 len)
> +{
> + struct gfs2_inode *ip = GFS2_I(inode);
> + struct gfs2_holder gh;
> + int ret;
> +
> +
On Wed, 17 Dec 2008 14:03:10 -0800
Joel Becker wrote:
> > >
> > > [etc]
> > >
> >
> > Oh dear, what an unpleasant patch.
> >
> > Peter, can this be saved?
>
> I'd love to see it work within lockdep, but it seems rather
> hard, so that's why I recommended Louis cook up this version. I se
On Fri, 12 Dec 2008 16:29:11 +0100
Louis Rilling wrote:
> When attaching default groups (subdirs) of a new group (in mkdir() or
> in configfs_register()), configfs recursively takes inode's mutexes
> along the path from the parent of the new group to the default
> subdirs. This is needed to ensur
On Wed, 8 Aug 2007 08:54:35 -0400 Jeff Layton <[EMAIL PROTECTED]> wrote:
> On Tue, 7 Aug 2007 17:15:01 -0700
> Andrew Morton <[EMAIL PROTECTED]> wrote:
>
> > On Mon, 6 Aug 2007 09:54:03 -0400
> > Jeff Layton <[EMAIL PROTECTED]> wrote:
> >
>
On Tue, 07 Aug 2007 20:45:34 -0400
Trond Myklebust <[EMAIL PROTECTED]> wrote:
> > - rename something so that unconverted filesystems will reliably fail to
> > compile?
> >
> > - leave existing filesystems alone, but add a new
> > inode_operations.setattr_jeff, which the networked filesytems c
On Mon, 6 Aug 2007 09:54:03 -0400
Jeff Layton <[EMAIL PROTECTED]> wrote:
> Apologies for the resend, but the original sending had the date in the
> email header and it caused some of these to bounce...
>
> ( Please consider trimming the Cc list if discussing some aspect of this
> that doesn't con
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