Re: [f2fs-dev] [PATCH 1/2] f2fs: check name_len of dir entry to prevent from deadloop

Hi Chao, On Wed, Jul 02, 2014 at 01:23:47PM +0800, Chao Yu wrote: > We assume that modification of some special application could result in zeroed > name_len, or it is consciously made by somebody. We will deadloop in > find_in_block when name_len of dir entry is zero. Could you explain this a li

Re: [f2fs-dev] [PATCH 3/4] f2fs: use find_next_bit_le rather than test_bit_le in, find_in_block

To Changman, Just for sure, can you reproduce this issue in the x86 machine with proper benchmarks? (i.e., test_bit_le vs. find_next_bit_le) To all, I cautiously suspect that the performances might be different when processing f2fs_find_entry, since L1/L2 cache misses due to the intermediate rou

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Re: [f2fs-dev] [PATCH 3/4] f2fs: use find_next_bit_le rather than test_bit_le in, find_in_block

Hi Yu, Thanks. On 07/04/2014 02:21 PM, Chao Yu wrote: > Hi Jaegeuk, Gu, Changman > >> -Original Message- >> From: Jaegeuk Kim [mailto:jaeg...@kernel.org] >> Sent: Friday, July 04, 2014 1:36 PM >> To: Gu Zheng >> Cc: f2fs; fsdevel; 이창만; 俞 >> Subject: Re: [PATCH 3/4] f2fs: use find_next_bit