Messages in this thread | | | Subject | Re: [f2fs-dev] [PATCH 1/2] f2fs: fix iostat lock protection | From | patchwork-bot+f2fs@kernel ... | Date | Mon, 03 Apr 2023 18:30:18 +0000 |
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Hello:
This series was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim <jaegeuk@kernel.org>:
On Fri, 31 Mar 2023 17:26:56 +0800 you wrote: > From: Qilin Tan <qilin.tan@mediatek.com> > > Made iostat lock irq safe to avoid potentinal deadlock. > > Deadlock scenario: > f2fs_attr_store > -> f2fs_sbi_store > -> _sbi_store > -> spin_lock(sbi->iostat_lock) > <interrupt request> > -> scsi_end_request > -> bio_endio > -> f2fs_dio_read_end_io > -> f2fs_update_iostat > -> spin_lock_irqsave(sbi->iostat_lock) ===> Dead lock here > > [...]
Here is the summary with links: - [f2fs-dev,1/2] f2fs: fix iostat lock protection https://git.kernel.org/jaegeuk/f2fs/c/daa080db4e7e - [f2fs-dev,2/2] f2fs: add __pack attribute for extent_info (no matching commit)
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