]> git.baikalelectronics.ru Git - kernel.git/commit
btrfs: free-space-cache: use unaligned helpers to access data
authorDavid Sterba <dsterba@suse.com>
Tue, 15 Sep 2020 11:32:34 +0000 (13:32 +0200)
committerDavid Sterba <dsterba@suse.com>
Wed, 7 Oct 2020 10:13:23 +0000 (12:13 +0200)
commita6681958accd591d015061ca2e9b806b28c4908a
treec1daf574e8a649711c3b94fbf8385ced6e7af8d3
parentaf68a850d89a922873680716622fec9baf3d4f47
btrfs: free-space-cache: use unaligned helpers to access data

The free space inode stores the tracking data, checksums etc, using the
io_ctl structure and moving the pointers. The data are generally aligned
to at least 4 bytes (u32 for CRC) so it's not completely unaligned but
for clarity we should use the proper helpers whenever a struct is
initialized from io_ctl->cur pointer.

Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/free-space-cache.c