kernel_optimize_test/drivers/media
Cohen David.A 1010ed1327 V4L/DVB (11840): change kmalloc to vmalloc for sglist allocation in videobuf_dma_map/unmap
Change kmalloc()/kfree() to vmalloc()/vfree() for sglist allocation
during videobuf_dma_map() and videobuf_dma_unmap()

High resolution sensors might require too many contiguous pages
to be allocated for sglist by kmalloc() during videobuf_dma_map()
(i.e. 256Kib for 8MP sensor).
In such situations, kmalloc() could face some problem to find the
required free memory. vmalloc() is a safer solution instead, as the
allocated memory does not need to be contiguous.

Signed-off-by: David Cohen <david.cohen@nokia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16 18:21:10 -03:00
..
common V4L/DVB (11806): xc5000: add copyright line 2009-06-16 18:21:08 -03:00
dvb V4L/DVB (11833): dvb-usb: Remove support for Genpix-CW3K (damages hardware) 2009-06-16 18:21:09 -03:00
radio V4L/DVB (11677): radio-fm16: fix g_tuner. 2009-06-16 18:21:01 -03:00
video V4L/DVB (11840): change kmalloc to vmalloc for sglist allocation in videobuf_dma_map/unmap 2009-06-16 18:21:10 -03:00
Kconfig V4L/DVB (10633): DAB: fix typo 2009-03-30 12:42:49 -03:00
Makefile V4L/DVB (8274): sms1xxx: build cleanup after driver relocation 2008-07-20 07:20:56 -03:00