[Xen-changelog] [xen stable-4.12] xen/arm: alternative: Remove unused parameter for alternative_if_not_cap

[patchbot@xxxxxxx]

commit 28f34ab0ea4517fc583ed062d633285606cdc8b5
Author:     Julien Grall <julien.grall@xxxxxxx>
AuthorDate: Mon Sep 23 17:55:49 2019 +0100
Commit:     Stefano Stabellini <sstabellini@xxxxxxxxxx>
CommitDate: Wed Nov 27 14:31:26 2019 -0800

    xen/arm: alternative: Remove unused parameter for alternative_if_not_cap
    
    The macro alternative_if_not_cap is taking two parameters. The second
    parameter is never used and it is hard to see how this can be used
    correctly as it is only protecting the alternative section magic.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
    Reviewed-by: Volodymyr Babchuk <volodymyr.babchuk@xxxxxxxx>
    Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    Release-acked-by: Juergen Gross <jgross@xxxxxxxx>
---
 xen/include/asm-arm/alternative.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/xen/include/asm-arm/alternative.h 
b/xen/include/asm-arm/alternative.h
index dedb6dd001..2830a6da2d 100644
--- a/xen/include/asm-arm/alternative.h
+++ b/xen/include/asm-arm/alternative.h
@@ -116,13 +116,11 @@ int apply_alternatives(const struct alt_instr *start, 
const struct alt_instr *en
  * The code that follows this macro will be assembled and linked as
  * normal. There are no restrictions on this code.
  */
-.macro alternative_if_not cap, enable = 1
-       .if \enable
+.macro alternative_if_not cap
        .pushsection .altinstructions, "a"
        altinstruction_entry 661f, 663f, \cap, 662f-661f, 664f-663f
        .popsection
 661:
-       .endif
 .endm
 
 /*
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.12

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