[Xen-changelog] [xen master] x86emul: MSR indexes are only 32 bits wide

[patchbot@xxxxxxx]

commit 3a8be001bb793ad0f05489913808919783890008
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Mon Feb 15 14:15:12 2016 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon Feb 15 14:15:12 2016 +0100

    x86emul: MSR indexes are only 32 bits wide
    
    ... and hence the respective {read,write}_msr() hook parameter doesn't
    need to be "unsigned long".
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/hvm/emulate.c             | 6 +++---
 xen/arch/x86/x86_emulate/x86_emulate.h | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/xen/arch/x86/hvm/emulate.c b/xen/arch/x86/hvm/emulate.c
index f5dd1f8..fef7905 100644
--- a/xen/arch/x86/hvm/emulate.c
+++ b/xen/arch/x86/hvm/emulate.c
@@ -966,7 +966,7 @@ static int hvmemul_write_io_discard(
 }
 
 static int hvmemul_write_msr_discard(
-    unsigned long reg,
+    unsigned int reg,
     uint64_t val,
     struct x86_emulate_ctxt *ctxt)
 {
@@ -1439,7 +1439,7 @@ static int hvmemul_write_cr(
 }
 
 static int hvmemul_read_msr(
-    unsigned long reg,
+    unsigned int reg,
     uint64_t *val,
     struct x86_emulate_ctxt *ctxt)
 {
@@ -1447,7 +1447,7 @@ static int hvmemul_read_msr(
 }
 
 static int hvmemul_write_msr(
-    unsigned long reg,
+    unsigned int reg,
     uint64_t val,
     struct x86_emulate_ctxt *ctxt)
 {
diff --git a/xen/arch/x86/x86_emulate/x86_emulate.h 
b/xen/arch/x86/x86_emulate/x86_emulate.h
index 9e4bca9..3a1bb46 100644
--- a/xen/arch/x86/x86_emulate/x86_emulate.h
+++ b/xen/arch/x86/x86_emulate/x86_emulate.h
@@ -334,7 +334,7 @@ struct x86_emulate_ops
      *  @reg:   [IN ] Register to read.
      */
     int (*read_msr)(
-        unsigned long reg,
+        unsigned int reg,
         uint64_t *val,
         struct x86_emulate_ctxt *ctxt);
 
@@ -343,7 +343,7 @@ struct x86_emulate_ops
      *  @reg:   [IN ] Register to write.
      */
     int (*write_msr)(
-        unsigned long reg,
+        unsigned int reg,
         uint64_t val,
         struct x86_emulate_ctxt *ctxt);
 
--
generated by git-patchbot for /home/xen/git/xen.git#master

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