From: David Sterba <dsterba@suse.com>
To: linux-btrfs@vger.kernel.org
Cc: David Sterba <dsterba@suse.com>
Subject: [PATCH 5/9] btrfs: document byte swap optimization of root_item::flags accessors
Date: Tue, 25 May 2021 19:08:34 +0200 [thread overview]
Message-ID: <aa044ee1e458071530d3f74f53cddc72010f3f63.1621961965.git.dsterba@suse.com> (raw)
In-Reply-To: <cover.1621961965.git.dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---
fs/btrfs/ctree.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index d78cb2d89d7e..a3b628ea4d64 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2216,11 +2216,13 @@ BTRFS_SETGET_STACK_FUNCS(root_rtransid, struct btrfs_root_item,
static inline bool btrfs_root_readonly(const struct btrfs_root *root)
{
+ /* Byte-swap the constant at compile time, root_item::flags is LE */
return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_RDONLY)) != 0;
}
static inline bool btrfs_root_dead(const struct btrfs_root *root)
{
+ /* Byte-swap the constant at compile time, root_item::flags is LE */
return (root->root_item.flags & cpu_to_le64(BTRFS_ROOT_SUBVOL_DEAD)) != 0;
}
--
2.29.2
next prev parent reply other threads:[~2021-05-25 17:11 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-25 17:08 [PATCH 0/9] Misc fixups and cleanups David Sterba
2021-05-25 17:08 ` [PATCH 1/9] btrfs: sysfs: fix format string for some discard stats David Sterba
2021-05-25 23:47 ` Qu Wenruo
2021-05-26 6:01 ` Anand Jain
2021-05-25 17:08 ` [PATCH 2/9] btrfs: clear defrag status of a root if starting transaction fails David Sterba
2021-05-25 23:49 ` Qu Wenruo
2021-05-26 6:05 ` Anand Jain
2021-05-25 17:08 ` [PATCH 3/9] btrfs: clear log tree recovering status " David Sterba
2021-05-25 23:50 ` Qu Wenruo
2021-05-26 6:57 ` Anand Jain
2021-05-25 17:08 ` [PATCH 4/9] btrfs: scrub: factor out common scrub_stripe constraints David Sterba
2021-05-25 23:51 ` Qu Wenruo
2021-05-26 7:16 ` Anand Jain
2021-05-25 17:08 ` David Sterba [this message]
2021-05-26 7:28 ` [PATCH 5/9] btrfs: document byte swap optimization of root_item::flags accessors Anand Jain
2021-05-25 17:08 ` [PATCH 6/9] btrfs: reduce compressed_bio members' types David Sterba
2021-05-26 8:40 ` [PATCH] btrfs: optimize users of members of the struct compressed_bio Anand Jain
2021-05-26 16:34 ` David Sterba
2021-05-26 8:41 ` [PATCH 6/9] btrfs: reduce compressed_bio members' types Anand Jain
2021-05-25 17:08 ` [PATCH 7/9] btrfs: remove extra sb::s_id from message in btrfs_validate_metadata_buffer David Sterba
2021-05-25 23:59 ` Qu Wenruo
2021-05-26 12:54 ` Anand Jain
2021-05-25 17:08 ` [PATCH 8/9] btrfs: simplify eb checksum verification " David Sterba
2021-05-26 0:05 ` Qu Wenruo
2021-05-26 16:31 ` David Sterba
2021-05-26 16:58 ` David Sterba
2021-05-26 23:13 ` Qu Wenruo
2021-05-26 23:13 ` David Sterba
2021-05-25 17:08 ` [PATCH 9/9] btrfs: clean up header members offsets in write helpers David Sterba
2021-05-26 0:07 ` Qu Wenruo
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