[f2fs-dev] [PATCH 2/3] f2fs: fix dentry recovery routine

2013-05-27 Thread Jaegeuk Kim
The error scenario is: 1. create /a (1.a link /a /b) 2. sync 3. unlinke /a 4. create /a 5. fsync /a 6. Sudden power-off When the f2fs recovers the fsynced dentry, /a, we discover an exsiting dentry at f2fs_find_entry() in recover_dentry(). In such the case, we should unlink the existing dentry

Re: [f2fs-dev] [PATCH 2/2] f2fs: add sysfs support for controlling the gc_thread

2013-05-27 Thread Jaegeuk Kim
Hi, 2013-05-27 (월), 13:45 +0900, Namjae Jeon: 2013/5/27, Jaegeuk Kim jaegeuk@samsung.com: Hi Namjae, Hi Jaegeuk. First, Thanks for your interest. This is an interesting functionality. Could you describe why and when we need to do this? What are pros and cons? How can we use