[SPARC64]: Fix userland FPU state corruption.
authorDavid S. Miller <davem@sunset.davemloft.net>
Fri, 7 Oct 2005 20:30:49 +0000 (13:30 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Fri, 7 Oct 2005 20:30:49 +0000 (13:30 -0700)
commitba6399334dd8a75bd295de26496196c720abae0a
tree0535e4bcfe8da7d0dde0bcf1ba8cb914c5f12e46
parentd85c3553df5e24cb3117385f0a17e1cc0436d148
[SPARC64]: Fix userland FPU state corruption.

We need to use stricter memory barriers around the block
load and store instructions we use to save and restore the
FPU register file.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc64/kernel/entry.S
arch/sparc64/kernel/rtrap.S
arch/sparc64/lib/VISsave.S