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| author | Jean-Samuel Chenard <jsamch@gmail.com> | 2008-03-25 06:35:08 +0000 |
|---|---|---|
| committer | Chris Wright <chrisw@sous-sol.org> | 2008-04-18 18:53:19 -0700 |
| commit | 2b003ee8211d1e78f257dd91a5a24b425d330a1d (patch) | |
| tree | a026c3f13a29857dc9751d0068884bb1d9d84d8e /drivers/serial/mcfserial.h | |
| parent | 490b69825567385d30f20a1fa1e43dc9573bb815 (diff) | |
UIO: add pgprot_noncached() to UIO mmap code
upstream commit: c9698d6b1a90929e427a165bd8283f803f57d9bd
Mapping of physical memory in UIO needs pgprot_noncached() to ensure
that IO memory is not cached. Without pgprot_noncached(), it (accidentally)
works on x86 and arm, but fails on PPC.
Signed-off-by: Jean-Samuel Chenard <jsamch@gmail.com>
Signed-off-by: Hans J Koch <hjk@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Diffstat (limited to 'drivers/serial/mcfserial.h')
0 files changed, 0 insertions, 0 deletions