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m68k: Make sys_atomic_cmpxchg_32 work on classic m68k
authorAndreas Schwab <schwab@linux-m68k.org>
Fri, 27 Jul 2012 22:20:34 +0000 (00:20 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 9 Aug 2012 15:27:53 +0000 (08:27 -0700)
commitd3be3eeedbc5b39f93b27c6ece2879c1d417eed5
tree9ffa732a83f67d7b9e671a0ae388f085a656ed6ftree | snapshot
parent3b6ae1807d29f8cacd63fddf513110f9308b4c8ecommit | diff
m68k: Make sys_atomic_cmpxchg_32 work on classic m68k

commit 9e2760d18b3cf179534bbc27692c84879c61b97c upstream.

User space access must always go through uaccess accessors, since on
classic m68k user space and kernel space are completely separate.

Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
Tested-by: Thorsten Glaser <tg@debian.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/m68k/kernel/sys_m68k.c diff | blob | history
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