search for: folios

On Thu, Jul 07, 2022 at 07:50:17PM -0700, Hugh Dickins wrote: > On Wed, 8 Jun 2022, Matthew Wilcox (Oracle) wrote: > > > Now that both callers have a folio, convert this function to > > take a folio & rename it. > > > > Signed-off-by: Matthew Wilcox (Oracle) <willy at infradead.org> > > Reviewed-by: Christoph Hellwig <hch at lst.de> > >

On Thu, Jul 07, 2022 at 07:50:17PM -0700, Hugh Dickins wrote: > On Wed, 8 Jun 2022, Matthew Wilcox (Oracle) wrote: > > > Now that both callers have a folio, convert this function to > > take a folio & rename it. > > > > Signed-off-by: Matthew Wilcox (Oracle) <willy at infradead.org> > > Reviewed-by: Christoph Hellwig <hch at lst.de> > >

Hi all, this series removes most users of the write_one_page API. These helpers internally call ->writepage which we are gradually removing from the kernel. Changes since v3: - drop all patches merged in v6.3-rc1 - re-add the jfs patch Changes since v2: - more minix error handling fixes Changes since v1: - drop the btrfs changes (queue up in the btrfs tree) - drop the finaly move to

...alph Campbell <rcampbell at nvidia.com> Reviewed-by: John Hubbard <jhubbard at nvidia.com> Fixes: b756a3b5e7ea ("mm: device exclusive memory access") Cc: stable at vger.kernel.org --- Changes for v2: - Rebased to Linus master - Reworded commit message - Switched to using folios (thanks Matthew!) - Added Reviewed-by's --- mm/memory.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/mm/memory.c b/mm/memory.c index f456f3b5049c..01a23ad48a04 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3563,8 +3563,21 @@ static vm_fault_t remove_de...

The patch titled Subject: fs/buffer: clean up block_commit_write has been added to the -mm mm-unstable branch. Its filename is fs-buffer-clean-up-block_commit_write.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-buffer-clean-up-block_commit_write.patch This patch will later appear in the mm-unstable branch

The patch titled Subject: fs: convert block_commit_write to return void has been added to the -mm mm-unstable branch. Its filename is fs-convert-block_commit_write-to-return-void.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-convert-block_commit_write-to-return-void.patch This patch will later appear in the

On Tue, Mar 28, 2023 at 01:14:34PM +1100, Alistair Popple wrote: > +++ b/mm/memory.c > @@ -3623,8 +3623,19 @@ static vm_fault_t remove_device_exclusive_entry(struct vm_fault *vmf) > struct vm_area_struct *vma = vmf->vma; > struct mmu_notifier_range range; > > - if (!folio_lock_or_retry(folio, vma->vm_mm, vmf->flags)) > + /* > + * We need a page reference to

*** BLURB HERE *** Bean Huo (5): fs/buffer: clean up block_commit_write fs/buffer.c: convert block_commit_write to return void ext4: No need to check return value of block_commit_write() fs/ocfs2: No need to check return value of block_commit_write() udf: No need to check return value of block_commit_write() fs/buffer.c | 24 +++++++-----------------

Device exclusive page table entries are used to prevent CPU access to a page whilst it is being accessed from a device. Typically this is used to implement atomic operations when the underlying bus does not support atomic access. When a CPU thread encounters a device exclusive entry it locks the page and restores the original entry after calling mmu notifiers to signal drivers that exclusive

...39;t have individual refcounts; all the refcounts are actually I had stuck with using the page because none of this stuff (yet) supports compound pages anyway so we shouldn't see a tail page anyway. But point taken, I admit I need to find some time to get a deeper internalised understanding of folios than just s/page/folio. > ohh, and I really should have caught that too. I plead spending too much > time recently in a somewhat more driver-centric mindset, and failing to > mentally shift gears properly for this case. > > Sorry for missing that! > > thanks,

On 3/28/23 20:16, Matthew Wilcox wrote: ... >> + if (!get_page_unless_zero(vmf->page)) >> + return 0; > > From a folio point of view: what the hell are you doing here? Tail > pages don't have individual refcounts; all the refcounts are actually ohh, and I really should have caught that too. I plead spending too much time recently in a somewhat more driver-centric

Hi All I have a series of images that I''m showing in a table inside a <div> with overflow:auto on. Each of the images is a dragable. In firefox this works as expected (if the image list is longer than the div scroll bars appear to scroll the div and scrolling works). However in IE the images are shown outside the containing div and the scroll bar does nothing I think this is

The patch titled Subject: fs-buffer-clean-up-block_commit_write-fix has been added to the -mm mm-unstable branch. Its filename is fs-buffer-clean-up-block_commit_write-fix.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/fs-buffer-clean-up-block_commit_write-fix.patch This patch will later appear in the

I'm using rsync 3.0.7 on Mac OS X 10.6, compiled according to Mike Bombich's instructions at http://www.bombich.com/rsync.html. Rsync repeatedly exits with a protocol data stream error when trying to copy some com.apple.FinderInfo extended attributes. While testing this issue, I found that rsync is not actually copying all extended attributes even when there is no error message. I'm

The message from this sender included one or more files which could not be scanned for virus detection; do not open these files unless you are certain of the sender's intent. ---------------------------------------------------------------------- Introduce i_blockmask() to simplify code, which replace (i_blocksize(node) - 1). Like done in commit 93407472a21b("fs: add i_blocksize()").

Introduce i_blockmask() to simplify code, which replace (i_blocksize(node) - 1). Like done in commit 93407472a21b("fs: add i_blocksize()"). Signed-off-by: Yangtao Li <frank.li at vivo.com> --- v4: -drop ext4 patch -erofs patch based on mainline -a bit change in ocfs2 patch include/linux/fs.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/fs.h

On 3/27/23 19:14, Alistair Popple wrote: > Device exclusive page table entries are used to prevent CPU access to > a page whilst it is being accessed from a device. Typically this is > used to implement atomic operations when the underlying bus does not > support atomic access. When a CPU thread encounters a device exclusive > entry it locks the page and restores the original entry

I'm using rsync 3.0.7 on Mac OS X 10.6, compiled with HFS+ enhancements according to Mike Bombich's instructions at http://www.bombich.com/rsync.html. Rsync repeatedly exits with a protocol data stream error on some com.apple.FinderInfo extended attributes. While testing this issue, I found that rsync is not copying all extended attributes even when there is no error message. I'm using

Hi, all. I'm intending to install CentOS 7 on a HP Elitebook 8460p. Does anybody have any experience of this? Many thanks for any help. Cheers, Phil...

On Sun 18-06-23 23:32:48, Bean Huo wrote: > From: Bean Huo <beanhuo at micron.com> > > Remove unnecessary check on the return value of block_commit_write(). > > Signed-off-by: Bean Huo <beanhuo at micron.com> Looks good to me. Feel free to add: Reviewed-by: Jan Kara <jack at suse.cz> Honza > --- > fs/ext4/move_extent.c | 7 ++----- > 1 file