btrfs: utilize IOP_FASTPERM_MAY_EXEC

Browse source

Root filesystem was ext4, btrfs was mounted on /testfs.

Then issuing access(2) in a loop on /testfs/repos/linux/include/linux/fs.h
on Sapphire Rapids (ops/s):

before: 3447976
after:	3620879 (+5%)

Signed-off-by: Mateusz Guzik <mjguzik@gmail.com>
Link: https://patch.msgid.link/20251107142149.989998-3-mjguzik@gmail.com
Acked-by: David Sterba <dsterba@suse.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>

...

This commit is contained in:

Mateusz Guzik 2025-11-07 15:21:48 +01:00 • committed by Christian Brauner

parent e631df89cd

commit 3e18f6256e

No known key found for this signature in database

GPG key ID: 91C61BC06578DCA2

1 changed files with 11 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

12

fs/btrfs/inode.c

View file