Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-27 Thread Ian Campbell
On Sat, 2014-01-25 at 13:07 -0800, Matt Wilson wrote: > On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: > > On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: > > > On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: > > > > From: Matt Rushton > > > > > > > > Currently

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-27 Thread Ian Campbell
On Sat, 2014-01-25 at 13:07 -0800, Matt Wilson wrote: On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: From: Matt Rushton mrush...@amazon.com Currently

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-26 Thread Konrad Rzeszutek Wilk
Matt Wilson wrote: >On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: >> On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: >> > On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: >> > > From: Matt Rushton >> > > >> > > Currently shrink_free_pagepool() is called before the

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-26 Thread Konrad Rzeszutek Wilk
Matt Wilson m...@linux.com wrote: On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: From: Matt Rushton mrush...@amazon.com Currently shrink_free_pagepool() is

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-25 Thread Matt Wilson
On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: > On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: > > On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: > > > From: Matt Rushton > > > > > > Currently shrink_free_pagepool() is called before the pages used for > > >

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-25 Thread Matt Wilson
On Fri, Jan 24, 2014 at 03:36:22PM +, Ian Campbell wrote: On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: From: Matt Rushton mrush...@amazon.com Currently shrink_free_pagepool() is called before the pages used for

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-24 Thread Ian Campbell
On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: > On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: > > From: Matt Rushton > > > > Currently shrink_free_pagepool() is called before the pages used for > > persistent grants are released via free_persistent_gnts(). This > > results in a

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-24 Thread Egger, Christoph
On 23.01.14 20:28, Matt Wilson wrote: > From: Matt Rushton > > Currently shrink_free_pagepool() is called before the pages used for > persistent grants are released via free_persistent_gnts(). This > results in a memory leak when a VBD that uses persistent grants is > torn down. This memory

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-24 Thread Egger, Christoph
On 23.01.14 20:28, Matt Wilson wrote: From: Matt Rushton mrush...@amazon.com Currently shrink_free_pagepool() is called before the pages used for persistent grants are released via free_persistent_gnts(). This results in a memory leak when a VBD that uses persistent grants is torn down.

Re: [Xen-devel] [PATCH] xen-blkback: fix memory leak when persistent grants are used

2014-01-24 Thread Ian Campbell
On Fri, 2014-01-24 at 09:21 +, Ian Campbell wrote: On Thu, 2014-01-23 at 11:28 -0800, Matt Wilson wrote: From: Matt Rushton mrush...@amazon.com Currently shrink_free_pagepool() is called before the pages used for persistent grants are released via free_persistent_gnts(). This