tree 817c0b83d2c64e2b5d7f2f5de93ebdbc7d1705b7
parent 5ddff43435394c1c2540fcdeed00cb54862c31bf
author Mauro Carvalho Chehab <mchehab@infradead.org> 1191854937 -0300
committer Mauro Carvalho Chehab <mchehab@infradead.org> 1191985394 -0300

V4L/DVB (6291): Fix: avoid oops on some SMP machines

This workaround fix a bug that happens on some SMP machines. On those machines,
videobuf_iolock is called too soon, before file .mmap handler. This patch calls
the scheduler before iolocking, allowing it to properly call the pending mmap.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>