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firewire: core: use lock in Xarray instead of local R/W semaphore
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Mon, 12 Aug 2024 01:42:51 +0000 (10:42 +0900)
committerTakashi Sakamoto <o-takashi@sakamocchi.jp>
Mon, 12 Aug 2024 01:42:51 +0000 (10:42 +0900)
commit7a0a57cff296bbd90451fbf1f5614ffc48da73cd
tree1b85658b49851b4ebf6f5ab2782c5584c28ea738tree
parent7e5a7725a0e4030cf37f8b93ff9d4328166a3b85commit | diff
firewire: core: use lock in Xarray instead of local R/W semaphore

The data of XArray structure includes spinlock and requires no external
lock, while the data is still under the critical section by
fw_device_rwsem.

This commit deletes the critical section.

Link: https://lore.kernel.org/r/20240812014251.165492-3-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
drivers/firewire/core-device.c diff | blob | history
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