Re: [Qemu-devel] [Qemu-block] [PATCH 1/2] block: vpc - prevent overflow if max_table_entries = 0x40000000

2015-07-09 Thread Stefan Hajnoczi
On Wed, Jul 08, 2015 at 01:55:34PM +0200, Kevin Wolf wrote: Am 26.06.2015 um 11:57 hat Stefan Hajnoczi geschrieben: On Thu, Jun 25, 2015 at 11:05:20AM -0400, Jeff Cody wrote: On Thu, Jun 25, 2015 at 03:28:35PM +0100, Stefan Hajnoczi wrote: On Wed, Jun 24, 2015 at 03:54:27PM -0400, Jeff

Re: [Qemu-devel] [Qemu-block] [PATCH 1/2] block: vpc - prevent overflow if max_table_entries = 0x40000000

2015-07-08 Thread Kevin Wolf
Am 26.06.2015 um 11:57 hat Stefan Hajnoczi geschrieben: On Thu, Jun 25, 2015 at 11:05:20AM -0400, Jeff Cody wrote: On Thu, Jun 25, 2015 at 03:28:35PM +0100, Stefan Hajnoczi wrote: On Wed, Jun 24, 2015 at 03:54:27PM -0400, Jeff Cody wrote: @@ -269,7 +270,9 @@ static int

Re: [Qemu-devel] [Qemu-block] [PATCH 1/2] block: vpc - prevent overflow if max_table_entries = 0x40000000

2015-06-26 Thread Stefan Hajnoczi
On Thu, Jun 25, 2015 at 11:05:20AM -0400, Jeff Cody wrote: On Thu, Jun 25, 2015 at 03:28:35PM +0100, Stefan Hajnoczi wrote: On Wed, Jun 24, 2015 at 03:54:27PM -0400, Jeff Cody wrote: @@ -269,7 +270,9 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags,

Re: [Qemu-devel] [Qemu-block] [PATCH 1/2] block: vpc - prevent overflow if max_table_entries = 0x40000000

2015-06-25 Thread Stefan Hajnoczi
On Wed, Jun 24, 2015 at 03:54:27PM -0400, Jeff Cody wrote: @@ -269,7 +270,9 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } -s-pagetable = qemu_try_blockalign(bs-file, s-max_table_entries * 4); +pagetable_size =

Re: [Qemu-devel] [Qemu-block] [PATCH 1/2] block: vpc - prevent overflow if max_table_entries = 0x40000000

2015-06-25 Thread Jeff Cody
On Thu, Jun 25, 2015 at 03:28:35PM +0100, Stefan Hajnoczi wrote: On Wed, Jun 24, 2015 at 03:54:27PM -0400, Jeff Cody wrote: @@ -269,7 +270,9 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } -s-pagetable =