Re: [PATCH 7/9] fs/ext4: Make DAX mount option a tri-state

2020-05-13 Thread Ira Weiny
On Wed, May 13, 2020 at 11:17:17AM -0700, Darrick J. Wong wrote: > On Wed, May 13, 2020 at 04:35:26PM +0200, Jan Kara wrote: > > On Tue 12-05-20 22:43:22, ira.we...@intel.com wrote: > > > From: Ira Weiny > > > > > > We add 'always', 'never', and 'inode' (default). '-o dax' continue to > > >

Re: [PATCH 7/9] fs/ext4: Make DAX mount option a tri-state

2020-05-13 Thread Darrick J. Wong
On Wed, May 13, 2020 at 04:35:26PM +0200, Jan Kara wrote: > On Tue 12-05-20 22:43:22, ira.we...@intel.com wrote: > > From: Ira Weiny > > > > We add 'always', 'never', and 'inode' (default). '-o dax' continue to > > operate the same. > > > > Specifically we introduce a 2nd DAX mount flag

Re: [PATCH 7/9] fs/ext4: Make DAX mount option a tri-state

2020-05-13 Thread Jan Kara
On Tue 12-05-20 22:43:22, ira.we...@intel.com wrote: > From: Ira Weiny > > We add 'always', 'never', and 'inode' (default). '-o dax' continue to > operate the same. > > Specifically we introduce a 2nd DAX mount flag EXT4_MOUNT2_DAX_NEVER and set > it and EXT4_MOUNT_DAX_ALWAYS appropriately. >

[PATCH 7/9] fs/ext4: Make DAX mount option a tri-state

2020-05-12 Thread ira . weiny
From: Ira Weiny We add 'always', 'never', and 'inode' (default). '-o dax' continue to operate the same. Specifically we introduce a 2nd DAX mount flag EXT4_MOUNT2_DAX_NEVER and set it and EXT4_MOUNT_DAX_ALWAYS appropriately. We also force EXT4_MOUNT2_DAX_NEVER if !CONFIG_FS_DAX.