Re: [PATCH] f2fs: fix to avoid race during access gc_thread pointer

2018-05-07 Thread Jaegeuk Kim
On 05/08, Chao Yu wrote: > Thread A Thread B > - f2fs_remount > - stop_gc_thread > - f2fs_sbi_store >sbi->gc_thread = NULL; > access sbi->gc_thread->gc_* > > Previously, we allocate memory for sbi->gc_thread ba

[PATCH] f2fs: fix to avoid race during access gc_thread pointer

2018-05-07 Thread Chao Yu
Thread AThread B - f2fs_remount - stop_gc_thread - f2fs_sbi_store sbi->gc_thread = NULL; access sbi->gc_thread->gc_* Previously, we allocate memory for sbi->gc_thread based on background gc thread mount o