On Tue, Jul 21, 2020 at 05:16:16PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 04:14:37PM +0100, Matthew Wilcox wrote:
> > On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote:
> > > On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote:
> > > > I thought you
On Tue, Jul 21, 2020 at 06:01:43PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 08:59:25AM -0700, Darrick J. Wong wrote:
> > In the comment that precedes iomap_dio_rw() for the iomap version,
>
> maybe let's just do that..
>
> > ``direct_IO``
> > called by the generic read/write
On Tue, Jul 21, 2020 at 05:41:32PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 08:27:54AM -0700, Darrick J. Wong wrote:
> > On Tue, Jul 21, 2020 at 05:16:16PM +0200, Christoph Hellwig wrote:
> > > On Tue, Jul 21, 2020 at 04:14:37PM +0100, Matthew Wilcox wrote:
> > > > On Tue, Jul 21,
On Tue, Jul 21, 2020 at 05:42:40PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 04:31:36PM +0100, Matthew Wilcox wrote:
> > > Umm, no. -ENOTBLK is internal - the file systems will retry using
> > > buffered I/O and the error shall never escape to userspace (or even the
> > > VFS for
On Tue, Jul 21, 2020 at 04:31:36PM +0100, Matthew Wilcox wrote:
> > Umm, no. -ENOTBLK is internal - the file systems will retry using
> > buffered I/O and the error shall never escape to userspace (or even the
> > VFS for that matter).
>
> Ah, I made the mistake of believing the comments that I
On Tue, Jul 21, 2020 at 08:27:54AM -0700, Darrick J. Wong wrote:
> On Tue, Jul 21, 2020 at 05:16:16PM +0200, Christoph Hellwig wrote:
> > On Tue, Jul 21, 2020 at 04:14:37PM +0100, Matthew Wilcox wrote:
> > > On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote:
> > > > On Tue, Jul 21,
On Tue, Jul 21, 2020 at 05:16:16PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 04:14:37PM +0100, Matthew Wilcox wrote:
> > On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote:
> > > On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote:
> > > > I thought you
On Tue, Jul 21, 2020 at 04:53:13PM +0200, Christoph Hellwig wrote:
> On Mon, Jul 20, 2020 at 04:51:25PM -0500, Goldwyn Rodrigues wrote:
> > Hi Christoph,
> >
> > On 9:46 13/07, Christoph Hellwig wrote:
> > > Hi all,
> > >
> > > this series has two parts: the first one picks up Dave's patch to
On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote:
> On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote:
> > I thought you were going to respin this with EREMCHG changed to ENOTBLK?
>
> Oh, true. I'll do that ASAP.
Michael, could we add this to manpages?
---
On Tue, Jul 21, 2020 at 04:14:37PM +0100, Matthew Wilcox wrote:
> On Tue, Jul 21, 2020 at 05:06:15PM +0200, Christoph Hellwig wrote:
> > On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote:
> > > I thought you were going to respin this with EREMCHG changed to ENOTBLK?
> >
> > Oh, true.
On Tue, Jul 21, 2020 at 04:04:32PM +0100, Matthew Wilcox wrote:
> On Tue, Jul 21, 2020 at 04:53:13PM +0200, Christoph Hellwig wrote:
> > On Mon, Jul 20, 2020 at 04:51:25PM -0500, Goldwyn Rodrigues wrote:
> > > Hi Christoph,
> > >
> > > On 9:46 13/07, Christoph Hellwig wrote:
> > > > Hi all,
> >
On Tue, Jul 21, 2020 at 04:53:13PM +0200, Christoph Hellwig wrote:
> On Mon, Jul 20, 2020 at 04:51:25PM -0500, Goldwyn Rodrigues wrote:
> > Hi Christoph,
> >
> > On 9:46 13/07, Christoph Hellwig wrote:
> > > Hi all,
> > >
> > > this series has two parts: the first one picks up Dave's patch to
On Mon, Jul 20, 2020 at 04:51:25PM -0500, Goldwyn Rodrigues wrote:
> Hi Christoph,
>
> On 9:46 13/07, Christoph Hellwig wrote:
> > Hi all,
> >
> > this series has two parts: the first one picks up Dave's patch to avoid
> > invalidation entierly for reads, picked up deep down from the btrfs
Hi Christoph,
On 9:46 13/07, Christoph Hellwig wrote:
> Hi all,
>
> this series has two parts: the first one picks up Dave's patch to avoid
> invalidation entierly for reads, picked up deep down from the btrfs iomap
> thread. The second one falls back to buffered writes if invalidation fails
On Mon, Jul 13, 2020 at 09:46:31AM +0200, Christoph Hellwig wrote:
> Hi all,
>
> this series has two parts: the first one picks up Dave's patch to avoid
> invalidation entierly for reads, picked up deep down from the btrfs iomap
> thread. The second one falls back to buffered writes if
Hi all,
this series has two parts: the first one picks up Dave's patch to avoid
invalidation entierly for reads, picked up deep down from the btrfs iomap
thread. The second one falls back to buffered writes if invalidation fails
instead of leaving a stale cache around. Let me know what you
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