Description: btrfs: fix data race at btrfs_use_block_rsv() when accessing block reserve
References:
Notes:
 carnil> First introducing commit could not be determined.
Bugs:
upstream: released (6.8-rc7) [c7bb26b847e5b97814f522686068c5628e2b3646]
6.8-upstream-stable: N/A "Fixed before branching point"
6.7-upstream-stable: released (6.7.11) [7e9422d35d574b646269ca46010a835ca074b310]
6.6-upstream-stable: released (6.6.23) [f6d4d29a12655b42a13cec038c2902bb7efc50ed]
6.1-upstream-stable: released (6.1.83) [ab1be3f1aa7799f99155488c28eacaef65eb68fb]
5.10-upstream-stable: needed
4.19-upstream-stable: needed
sid: released (6.7.12-1)
6.1-bookworm-security: released (6.1.85-1)
5.10-bullseye-security: needed
4.19-buster-security: needed