On Monday, August 22, 2011 17:48:47 Anton Staaf wrote:
On Mon, Aug 22, 2011 at 2:42 PM, Wolfgang Denk wrote:
Anton Staaf wrote:
Currently, if a device read request is done that does not begin or end
on a sector boundary a stack allocated bounce buffer is used to perform
the read, and then
On Tue, Aug 23, 2011 at 10:23 AM, Mike Frysinger vap...@gentoo.org wrote:
On Monday, August 22, 2011 17:48:47 Anton Staaf wrote:
On Mon, Aug 22, 2011 at 2:42 PM, Wolfgang Denk wrote:
Anton Staaf wrote:
Currently, if a device read request is done that does not begin or end
on a sector
On Tuesday, August 23, 2011 13:58:01 Anton Staaf wrote:
On Tue, Aug 23, 2011 at 10:23 AM, Mike Frysinger wrote:
On Monday, August 22, 2011 17:48:47 Anton Staaf wrote:
On Mon, Aug 22, 2011 at 2:42 PM, Wolfgang Denk wrote:
Anton Staaf wrote:
Currently, if a device read request is done
Dear Anton Staaf,
In message CAF6FioXyMnhK=gkbwdegpvggz-xms-hr6c4q3ssttj29crs...@mail.gmail.com
you wrote:
This patch allocates a cache line size aligned sector sized bounce
buffer the first time that ext2fs_devread is called.
...and never frees ist, which is a bad thing. =A0Please fix.
On Tuesday, August 23, 2011 14:39:48 Wolfgang Denk wrote:
Anton Staaf wrote:
This patch allocates a cache line size aligned sector sized bounce
buffer the first time that ext2fs_devread is called.
...and never frees ist, which is a bad thing. =A0Please fix.
That was actually
On Tue, Aug 23, 2011 at 11:32 AM, Mike Frysinger vap...@gentoo.org wrote:
On Tuesday, August 23, 2011 13:58:01 Anton Staaf wrote:
On Tue, Aug 23, 2011 at 10:23 AM, Mike Frysinger wrote:
On Monday, August 22, 2011 17:48:47 Anton Staaf wrote:
On Mon, Aug 22, 2011 at 2:42 PM, Wolfgang Denk
On Tue, Aug 23, 2011 at 11:47 AM, Mike Frysinger vap...@gentoo.org wrote:
On Tuesday, August 23, 2011 14:39:48 Wolfgang Denk wrote:
Anton Staaf wrote:
This patch allocates a cache line size aligned sector sized bounce
buffer the first time that ext2fs_devread is called.
...and never
On Tuesday, August 23, 2011 14:48:24 Anton Staaf wrote:
On Tue, Aug 23, 2011 at 11:32 AM, Mike Frysinger wrote:
and what do you do when there is no memory left in the malloc arena
because you leaked it all and so can't service any new read requests ?
I think you've miss-understood my
On Tue, Aug 23, 2011 at 11:55 AM, Mike Frysinger vap...@gentoo.org wrote:
On Tuesday, August 23, 2011 14:48:24 Anton Staaf wrote:
On Tue, Aug 23, 2011 at 11:32 AM, Mike Frysinger wrote:
and what do you do when there is no memory left in the malloc arena
because you leaked it all and so can't
Dear Mike Frysinger,
In message 201108231447.39934.vap...@gentoo.org you wrote:
then people would simply do:
DMA_DECLARE_BUFFER(char, sec_buf, SECTOR_SIZE);
but i'm not sure this is better than the proposed:
char *sec_buf = dma_buffer_alloca(SECTOR_SIZE);
i'd have to look at
Dear Anton Staaf,
In message caf6fiouorx50_6nekmc0myakf6rzwsbu9tonrc+4c2uwuh+...@mail.gmail.com
you wrote:
and what do you do when there is no memory left in the malloc arena because
you leaked it all and so can't service any new read requests ?
I think you've miss-understood my patch.
On Tue, Aug 23, 2011 at 1:18 PM, Wolfgang Denk w...@denx.de wrote:
Dear Anton Staaf,
In message
caf6fiouorx50_6nekmc0myakf6rzwsbu9tonrc+4c2uwuh+...@mail.gmail.com you
wrote:
and what do you do when there is no memory left in the malloc arena because
you leaked it all and so can't
Currently, if a device read request is done that does not begin or end
on a sector boundary a stack allocated bounce buffer is used to perform
the read, and then just the part of the sector that is needed is copied
into the users buffer. This stack allocation can mean that the bounce
buffer will
Dear Anton Staaf,
In message 1314043924-22130-1-git-send-email-robot...@chromium.org you wrote:
Currently, if a device read request is done that does not begin or end
on a sector boundary a stack allocated bounce buffer is used to perform
the read, and then just the part of the sector that is
On Mon, Aug 22, 2011 at 2:42 PM, Wolfgang Denk w...@denx.de wrote:
Dear Anton Staaf,
In message 1314043924-22130-1-git-send-email-robot...@chromium.org you
wrote:
Currently, if a device read request is done that does not begin or end
on a sector boundary a stack allocated bounce buffer is
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