From: Goldwyn Rodrigues
This is similar to 942491c9e6d6 ("xfs: fix AIM7 regression")
Apparently our current rwsem code doesn't like doing the trylock, then
lock for real scheme. So change our read/write methods to just do the
trylock for the RWF_NOWAIT case.
We don
From: Goldwyn Rodrigues
This is similar to 942491c9e6d6 ("xfs: fix AIM7 regression")
Apparently our current rwsem code doesn't like doing the trylock, then
lock for real scheme. So change our read/write methods to just do the
trylock for the RWF_NOWAIT case.
Fixes: 728fbc0e10b7
This changes the way we acquire the inode semaphore when
the I/O is marked with IOCB_NOWAIT. The regression was discovered
in AIM7 and later by Andres in ext4. This has been fixed in
XFS by 942491c9e6d6 ("xfs: fix AIM7 regression")
I realized f2fs and btrfs also have the same code and need to
be u
From: Goldwyn Rodrigues
This is similar to 942491c9e6d6 ("xfs: fix AIM7 regression")
Apparently our current rwsem code doesn't like doing the trylock, then
lock for real scheme. So change our read/write methods to just do the
trylock for the RWF_NOWAIT case.
Fixes: edf064e7c6fe
On 04/20/2018 08:34 PM, Matthew Wilcox wrote:
> On Fri, Apr 20, 2018 at 07:00:47AM -0500, Goldwyn Rodrigues wrote:
>> This function name sounds like you are performing the operation for each
>> tag.
>>
>> Can it be called xas_for_each_tagged() or xas_tag_for_ea
On 04/14/2018 09:12 AM, Matthew Wilcox wrote:
> From: Matthew Wilcox
>
> The code is slightly shorter and simpler.
>
> Signed-off-by: Matthew Wilcox
> ---
> mm/filemap.c | 30 ++
> 1 file changed, 14 insertions(+), 16 deletions(-)
>
> diff --git a/mm/filemap.c b/
On 04/14/2018 09:12 AM, Matthew Wilcox wrote:
> From: Matthew Wilcox
>
> This iterator allows the user to efficiently walk a range of the array,
> executing the loop body once for each entry in that range that matches
> the filter. This commit also includes xa_find() and xa_find_above()
> whic
On 04/14/2018 02:58 PM, Matthew Wilcox wrote:
> On Sat, Apr 14, 2018 at 12:50:30PM -0700, Matthew Wilcox wrote:
>> On Mon, Apr 09, 2018 at 04:18:07PM -0500, Goldwyn Rodrigues wrote:
>>
>> I'm sorry I missed this email. My inbox is a disaster :(
>>
>>> I
Hi Matthew,
On 03/29/2018 10:41 PM, Matthew Wilcox wrote:
> From: Matthew Wilcox
>
> I'd like to thank Andrew for taking the first eight XArray patches
> into -next. He's understandably nervous about taking the rest of the
> patches into -next given how few of the remaining patches have review
And xfstests generic/471 is passed.
>
> [1]: 6be96d "Introduce RWF_NOWAIT and FMODE_AIO_NOWAIT"
>
> Signed-off-by: Hyunchul Lee
Looks good.
Reviewed-by: Goldwyn Rodrigues
> ---
> Changes from v1:
> - Return EGAIN if dio_rwsem is not lockable in f2f
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