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9b5f6c9b83
Fast commit file system states are recorded in sbi->s_mount_flags. Fast commit expects these bit manipulations to be atomic. This patch adds helpers to make those modifications atomic. Suggested-by: Jan Kara <jack@suse.cz> Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com> Link: https://lore.kernel.org/r/20201106035911.1942128-21-harshadshirwadkar@gmail.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>