Re: [f2fs-dev] [PATCH] f2fs: improve the performance of f2fs_lookup

2025-07-08 Thread kernel test robot
Hi Yuwen, kernel test robot noticed the following build warnings: [auto build test WARNING on jaegeuk-f2fs/dev-test] [also build test WARNING on jaegeuk-f2fs/dev brauner-vfs/vfs.all linus/master v6.16-rc5 next-20250708] [cannot apply to tytso-ext4/dev] [If your patch is applied to the wrong git

Re: [f2fs-dev] [PATCH] f2fs: improve the performance of f2fs_lookup

2025-07-03 Thread Christoph Hellwig
On Thu, Jul 03, 2025 at 04:21:30PM +0800, Yuwen Chen wrote: > On the Android system, the file creation operation will call > the f2fs_lookup function. When there are too many files in a > directory, the generic_ci_match operation will be called > repeatedly in large quantities. In extreme cases, th

[f2fs-dev] [PATCH] f2fs: improve the performance of f2fs_lookup

2025-07-03 Thread Yuwen Chen
On the Android system, the file creation operation will call the f2fs_lookup function. When there are too many files in a directory, the generic_ci_match operation will be called repeatedly in large quantities. In extreme cases, the file creation speed will drop to three times per second. Signed-o