[PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-12-07 Thread Hao Li
If generic_drop_inode() returns true, it means iput_final() can evict this inode regardless of whether it is dirty or not. If we check I_DONTCACHE in generic_drop_inode(), any inode with this bit set will be evicted unconditionally. This is not the desired behavior because I_DONTCACHE only means th

[PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-11-09 Thread Hao Li
If generic_drop_inode() returns true, it means iput_final() can evict this inode regardless of whether it is dirty or not. If we check I_DONTCACHE in generic_drop_inode(), any inode with this bit set will be evicted unconditionally. This is not the desired behavior because I_DONTCACHE only means th

Re: [PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-09-04 Thread Li, Hao
On 2020/9/4 5:58, Dave Chinner wrote: > On Mon, Aug 31, 2020 at 06:13:13PM +0800, Hao Li wrote: >> If generic_drop_inode() returns true, it means iput_final() can evict >> this inode regardless of whether it is dirty or not. If we check >> I_DONTCACHE in generic_drop_inode(), any inode with this bi

Re: [PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-09-03 Thread Dave Chinner
On Mon, Aug 31, 2020 at 06:13:13PM +0800, Hao Li wrote: > If generic_drop_inode() returns true, it means iput_final() can evict > this inode regardless of whether it is dirty or not. If we check > I_DONTCACHE in generic_drop_inode(), any inode with this bit set will be > evicted unconditionally. Th

Re: [PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-08-31 Thread Li, Hao
On 2020/9/1 1:12, Ira Weiny wrote: > On Mon, Aug 31, 2020 at 06:13:13PM +0800, Hao Li wrote: >> If generic_drop_inode() returns true, it means iput_final() can evict >> this inode regardless of whether it is dirty or not. If we check >> I_DONTCACHE in generic_drop_inode(), any inode with this bit s

Re: [PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-08-31 Thread Ira Weiny
On Mon, Aug 31, 2020 at 06:13:13PM +0800, Hao Li wrote: > If generic_drop_inode() returns true, it means iput_final() can evict > this inode regardless of whether it is dirty or not. If we check > I_DONTCACHE in generic_drop_inode(), any inode with this bit set will be > evicted unconditionally. Th

[PATCH] fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode()

2020-08-31 Thread Hao Li
If generic_drop_inode() returns true, it means iput_final() can evict this inode regardless of whether it is dirty or not. If we check I_DONTCACHE in generic_drop_inode(), any inode with this bit set will be evicted unconditionally. This is not the desired behavior because I_DONTCACHE only means th