Messages in this thread | | | Subject | Re: [f2fs-dev] [PATCH v3] f2fs: reduce stack memory cost by using bitfield in struct f2fs_io_info | From | patchwork-bot+f2fs@kernel ... | Date | Mon, 06 Feb 2023 03:40:19 +0000 |
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Hello:
This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim <jaegeuk@kernel.org>:
On Thu, 2 Feb 2023 15:04:56 +0800 you wrote: > This patch tries to use bitfield in struct f2fs_io_info to improve > memory usage. > > struct f2fs_io_info { > ... > unsigned int need_lock:8; /* indicate we need to lock cp_rwsem */ > unsigned int version:8; /* version of the node */ > unsigned int submitted:1; /* indicate IO submission */ > unsigned int in_list:1; /* indicate fio is in io_list */ > unsigned int is_por:1; /* indicate IO is from recovery or not */ > unsigned int retry:1; /* need to reallocate block address */ > unsigned int encrypted:1; /* indicate file is encrypted */ > unsigned int post_read:1; /* require post read */ > ... > }; > > [...]
Here is the summary with links: - [f2fs-dev,v3] f2fs: reduce stack memory cost by using bitfield in struct f2fs_io_info https://git.kernel.org/jaegeuk/f2fs/c/2eae077e6e46
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