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authorDavid S. Miller <davem@davemloft.net>2013-04-08 02:37:01 +0400
committerDavid S. Miller <davem@davemloft.net>2013-04-08 02:37:01 +0400
commitd978a6361ad13f1f9694fcb7b5852d253a544d92 (patch)
tree8e8a8c62286fab2c044c4b53563222c1b66d7cb0 /arch/arm/include/asm/tlbflush.h
parent8303e699f7089a1cd1421750fb33f289e5f3e1b9 (diff)
parentcb28ea3b13b86fb23448525f34720e659bda7aa8 (diff)
downloadlinux-d978a6361ad13f1f9694fcb7b5852d253a544d92.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/nfc/microread/mei.c net/netfilter/nfnetlink_queue_core.c Pull in 'net' to get Eric Biederman's AF_UNIX fix, upon which some cleanups are going to go on-top. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm/include/asm/tlbflush.h')
-rw-r--r--arch/arm/include/asm/tlbflush.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index 4db8c8820f0d..9e9c041358ca 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -450,6 +450,21 @@ static inline void local_flush_bp_all(void)
isb();
}
+#ifdef CONFIG_ARM_ERRATA_798181
+static inline void dummy_flush_tlb_a15_erratum(void)
+{
+ /*
+ * Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0.
+ */
+ asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0));
+ dsb();
+}
+#else
+static inline void dummy_flush_tlb_a15_erratum(void)
+{
+}
+#endif
+
/*
* flush_pmd_entry
*