On 1/26/21 12:46 AM, Alessio Balsini wrote:
On Mon, Jan 25, 2021 at 03:30:50PM +, Alessio Balsini wrote:
OverlayFS implements its own function to translate iocb flags into rw
flags, so that they can be passed into another vfs call.
With commit ce71bfea207b4 ("fs: align IOCB_* flags with RWF_
on Mon, Jan 18, 2021 at 5:27 PM Alessio Balsini wrote:
>
> This is the 11th version of the series, rebased on top of v5.11-rc4.
> Please find the changelog at the bottom of this cover letter.
>
> Add support for file system passthrough read/write of files when enabled
> in userspace through the o
rea,
which ensure
freepage and freelist match when call move_freelist_head in
fast_isolate_freepages().
Fixes: 5a811889de10f1eb ("mm, compaction: use free lists to quickly locate a
migration target")
Signed-off-by: Rokudo Yan
---
mm/compaction.c | 3 ++-
1 file changed, 2 ins
In fast_isolate_freepages, high_pfn will be used if a prefered one(PFN >=
low_fn) not found. But the high_pfn
is not reset before searching an free area, so when it was used as freepage, it
may from another free area searched before.
And move_freelist_head(freelist, freepage) will have unexpected
In fast_isolate_freepages, high_pfn will be used if a prefered one(PFN >=
low_fn) not found. But the high_pfn
is not reset before searching an free area, so when it was used as freepage, it
may from another free area searched before.
And move_freelist_head(freelist, freepage) will have unexpected
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