On Sun, Aug 18, 2013 at 12:09:34AM +0200, Richard Weinberger wrote:
UML's block device driver does not support write barriers,
to support this this patch adds REQ_FLUSH suppport.
Every time the block layer sends a REQ_FLUSH we fsync() now
our backing file to guarantee data consistency.
This
Hi Richard,
On Mon, Aug 19, 2013 at 11:18 AM, Richard W.M. Jones rjo...@redhat.com wrote:
On Sun, Aug 18, 2013 at 12:09:34AM +0200, Richard Weinberger wrote:
UML's block device driver does not support write barriers,
to support this this patch adds REQ_FLUSH suppport.
Every time the block
On Mon, Aug 19, 2013 at 12:13:14PM +0200, Geert Uytterhoeven wrote:
Hi Richard,
On Mon, Aug 19, 2013 at 11:18 AM, Richard W.M. Jones rjo...@redhat.com
wrote:
On Sun, Aug 18, 2013 at 12:09:34AM +0200, Richard Weinberger wrote:
UML's block device driver does not support write barriers,
UML's block device driver does not support write barriers,
to support this this patch adds REQ_FLUSH suppport.
Every time the block layer sends a REQ_FLUSH we fsync() now
our backing file to guarantee data consistency.
Cc: rjo...@redhat.com
Signed-off-by: Richard Weinberger rich...@nod.at
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