summaryrefslogtreecommitdiffstats
path: root/arch/mips/pci
diff options
context:
space:
mode:
authorJames Hogan <james.hogan@imgtec.com>2016-05-06 15:36:19 +0200
committerRalf Baechle <ralf@linux-mips.org>2016-05-13 14:02:18 +0200
commit9b5c3399584b6f6aa755dbe11e3cef5776fd279d (patch)
tree52234bb21d945aaa67b85d56ce247ec0736adca5 /arch/mips/pci
parentMIPS: KVM/locore.S: Don't preserve host ASID around vcpu_run (diff)
downloadlinux-9b5c3399584b6f6aa755dbe11e3cef5776fd279d.tar.xz
linux-9b5c3399584b6f6aa755dbe11e3cef5776fd279d.zip
MIPS: Add & use CP0_EntryHi ASID definitions
Add definitions for the ASID field in CP0_EntryHi (along with the soon to be used ASIDX field), and use them in a few previously hardcoded cases. Signed-off-by: James Hogan <james.hogan@imgtec.com> Cc: Manuel Lauss <manuel.lauss@gmail.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Radim Krčmář <rkrcmar@redhat.com> Cc: Paul Burton <paul.burton@imgtec.com> Cc: linux-mips@linux-mips.org Cc: kvm@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/13205/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pci')
-rw-r--r--arch/mips/pci/pci-alchemy.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/pci/pci-alchemy.c b/arch/mips/pci/pci-alchemy.c
index 28952637a862..c8994c156e2d 100644
--- a/arch/mips/pci/pci-alchemy.c
+++ b/arch/mips/pci/pci-alchemy.c
@@ -76,7 +76,7 @@ static void mod_wired_entry(int entry, unsigned long entrylo0,
unsigned long old_ctx;
/* Save old context and create impossible VPN2 value */
- old_ctx = read_c0_entryhi() & 0xff;
+ old_ctx = read_c0_entryhi() & MIPS_ENTRYHI_ASID;
old_pagemask = read_c0_pagemask();
write_c0_index(entry);
write_c0_pagemask(pagemask);