[Xen-changelog] [xen master] x86/domain: Fix build with GCC 4.3.x

[patchbot@xxxxxxx]

commit 0a1fa635029d100d4b6b7eddb31d49603217cab7
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Mon Oct 29 11:29:54 2018 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Tue Oct 30 13:26:21 2018 +0000

    x86/domain: Fix build with GCC 4.3.x
    
    GCC 4.3.x can't initialise the user_regs structure like this.
    
    Reported-by: Jan Beulich <JBeulich@xxxxxxxx>
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
---
 xen/arch/x86/domain.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index d63b71c9f9..19692e2193 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -326,9 +326,8 @@ void free_vcpu_struct(struct vcpu *v)
 /* Initialise various registers to their architectural INIT/RESET state. */
 void arch_vcpu_regs_init(struct vcpu *v)
 {
-    v->arch.user_regs = (typeof(v->arch.user_regs)){
-        .rflags = X86_EFLAGS_MBS,
-    };
+    memset(&v->arch.user_regs, 0, sizeof(v->arch.user_regs));
+    v->arch.user_regs.eflags = X86_EFLAGS_MBS;
 
     memset(v->arch.debugreg, 0, sizeof(v->arch.debugreg));
     v->arch.debugreg[6] = X86_DR6_DEFAULT;
--
generated by git-patchbot for /home/xen/git/xen.git#master

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