Re: [PATCH 02/15] iomap: Use a IOMAP_COW/srcmap for a read-modify-write I/O

2019-09-03 Thread Darrick J. Wong
On Tue, Sep 03, 2019 at 09:05:36AM -0500, Goldwyn Rodrigues wrote: > On 18:31 02/09, Christoph Hellwig wrote: > > On Sun, Sep 01, 2019 at 03:08:23PM -0500, Goldwyn Rodrigues wrote: > > > --- a/include/linux/iomap.h > > > +++ b/include/linux/iomap.h > > > @@ -37,6 +37,7 @@ struct vm_fault; > > > #d

Re: [PATCH 02/15] iomap: Use a IOMAP_COW/srcmap for a read-modify-write I/O

2019-09-03 Thread Goldwyn Rodrigues
On 20:18 02/09, Darrick J. Wong wrote: > On Mon, Sep 02, 2019 at 06:31:04PM +0200, Christoph Hellwig wrote: > > On Sun, Sep 01, 2019 at 03:08:23PM -0500, Goldwyn Rodrigues wrote: > > > --- a/include/linux/iomap.h > > > +++ b/include/linux/iomap.h > > > @@ -37,6 +37,7 @@ struct vm_fault; > > > #def

Re: [PATCH 02/15] iomap: Use a IOMAP_COW/srcmap for a read-modify-write I/O

2019-09-03 Thread Goldwyn Rodrigues
On 18:31 02/09, Christoph Hellwig wrote: > On Sun, Sep 01, 2019 at 03:08:23PM -0500, Goldwyn Rodrigues wrote: > > --- a/include/linux/iomap.h > > +++ b/include/linux/iomap.h > > @@ -37,6 +37,7 @@ struct vm_fault; > > #define IOMAP_MAPPED 0x03/* blocks allocated at @addr */ > > #define I

Re: [PATCH 02/15] iomap: Use a IOMAP_COW/srcmap for a read-modify-write I/O

2019-09-02 Thread Darrick J. Wong
On Mon, Sep 02, 2019 at 06:31:04PM +0200, Christoph Hellwig wrote: > On Sun, Sep 01, 2019 at 03:08:23PM -0500, Goldwyn Rodrigues wrote: > > --- a/include/linux/iomap.h > > +++ b/include/linux/iomap.h > > @@ -37,6 +37,7 @@ struct vm_fault; > > #define IOMAP_MAPPED 0x03/* blocks allocated

Re: [PATCH 02/15] iomap: Use a IOMAP_COW/srcmap for a read-modify-write I/O

2019-09-02 Thread Christoph Hellwig
On Sun, Sep 01, 2019 at 03:08:23PM -0500, Goldwyn Rodrigues wrote: > --- a/include/linux/iomap.h > +++ b/include/linux/iomap.h > @@ -37,6 +37,7 @@ struct vm_fault; > #define IOMAP_MAPPED 0x03/* blocks allocated at @addr */ > #define IOMAP_UNWRITTEN 0x04/* blocks allocated at @addr in