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sparc64: Make itc_sync_lock raw
authorKirill Tkhai <tkhai@yandex.ru>
Wed, 16 Apr 2014 20:45:24 +0000 (00:45 +0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 14 Aug 2014 00:42:36 +0000 (08:42 +0800)
commit4fdf73fb4a781e9b74e540d251a533fa7b2af8df
tree071e690cd6a9a63b18d8fed3765633db7af822e7tree
parent0da96858de3417f557410c3e6d585b928394e198commit | diff
sparc64: Make itc_sync_lock raw

[ Upstream commit 49b6c01f4c1de3b5e5427ac5aba80f9f6d27837a ]

One more place where we must not be able
to be preempted or to be interrupted in RT.

Always actually disable interrupts during
synchronization cycle.

Signed-off-by: Kirill Tkhai <tkhai@yandex.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/sparc/kernel/smp_64.c diff | blob | blame | history
Michael's Linux tree.