Re: [PATCH v14 05/21] fsverity: improve flushing performance of fsverity_fill_zerohash
Andrey Albershteyn <[email protected]>
| Newsgroups | dev.linux.lists.fsverity,net.sourceforge.lists.linux-f2fs-devel,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-ext4,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-xfs |
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On 2026-08-03 22:07:55, Andrey Albershteyn wrote: > The current version calls flush_dcache_folio(), in memcpy_to_folio(), to > flush whole folio on every digest (which is 128 for 4k) on the HIGHMEM > systems. Open code folio mapping and flushing to copy all digests at > once. > > Reported-by: Eric Biggers <[email protected]> > Link: https://lore.kernel.org/linux-fsdevel/20260401222717.GH2466@quark/ > Signed-off-by: Andrey Albershteyn <[email protected]> I will drop this patch -- - Andrey