On Wed, Feb 27, 2019 at 03:56:27PM +, Daniel P. Berrangé wrote:
> On Wed, Feb 27, 2019 at 03:33:11PM +, Stefan Hajnoczi wrote:
> > On Tue, Feb 26, 2019 at 10:54:55AM -0600, Eric Blake wrote:
> > > On 2/26/19 9:35 AM, Stefan Hajnoczi wrote:
> > > > Commit dd577a26ff03b6829721b1ffbbf9e7c411b7
On Wed, Feb 27, 2019 at 03:33:11PM +, Stefan Hajnoczi wrote:
> On Tue, Feb 26, 2019 at 10:54:55AM -0600, Eric Blake wrote:
> > On 2/26/19 9:35 AM, Stefan Hajnoczi wrote:
> > > Commit dd577a26ff03b6829721b1ffbbf9e7c411b72378 ("block/file-posix:
> > > implement bdrv_co_invalidate_cache() on Linux
On Tue, Feb 26, 2019 at 10:54:55AM -0600, Eric Blake wrote:
> On 2/26/19 9:35 AM, Stefan Hajnoczi wrote:
> > Commit dd577a26ff03b6829721b1ffbbf9e7c411b72378 ("block/file-posix:
> > implement bdrv_co_invalidate_cache() on Linux") introduced page cache
> > invalidation so that cache.direct=off live m
On Tue, Feb 26, 2019 at 03:35:49PM +, Stefan Hajnoczi wrote:
> Commit dd577a26ff03b6829721b1ffbbf9e7c411b72378 ("block/file-posix:
> implement bdrv_co_invalidate_cache() on Linux") introduced page cache
> invalidation so that cache.direct=off live migration is safe on Linux.
>
> The invalidati
On Tuesday, February 26, 2019 10:35:49 AM EST Stefan Hajnoczi wrote:
> Suggested-by: Neil Skrypuch
> Signed-off-by: Stefan Hajnoczi
> ---
> qapi/block-core.json | 5 +
> block/file-posix.c | 14 ++
> 2 files changed, 19 insertions(+)
Tested-by: Neil Skrypuch
Applied this pa
On 2/26/19 9:35 AM, Stefan Hajnoczi wrote:
> Commit dd577a26ff03b6829721b1ffbbf9e7c411b72378 ("block/file-posix:
> implement bdrv_co_invalidate_cache() on Linux") introduced page cache
> invalidation so that cache.direct=off live migration is safe on Linux.
>
> The invalidation takes a significant
Commit dd577a26ff03b6829721b1ffbbf9e7c411b72378 ("block/file-posix:
implement bdrv_co_invalidate_cache() on Linux") introduced page cache
invalidation so that cache.direct=off live migration is safe on Linux.
The invalidation takes a significant amount of time when the file is
large and present in