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authorJuergen Gross <jgross@suse.com>2020-08-15 12:06:37 +0200
committerIngo Molnar <mingo@kernel.org>2020-08-15 13:52:11 +0200
commit94b827becc6a87c905ab30b398e12a266518acbb (patch)
treeeb41c81570ff91b6fb2eac42af9dcf25a269899f /arch/x86/include/asm/paravirt.h
parentx86/paravirt: Remove 32-bit support from CONFIG_PARAVIRT_XXL (diff)
downloadlinux-94b827becc6a87c905ab30b398e12a266518acbb.tar.xz
linux-94b827becc6a87c905ab30b398e12a266518acbb.zip
x86/paravirt: Clean up paravirt macros
Some paravirt macros are no longer used, delete them. Signed-off-by: Juergen Gross <jgross@suse.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lore.kernel.org/r/20200815100641.26362-3-jgross@suse.com
Diffstat (limited to 'arch/x86/include/asm/paravirt.h')
-rw-r--r--arch/x86/include/asm/paravirt.h15
1 files changed, 0 insertions, 15 deletions
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 25c7a73461f6..e02c409fa054 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -586,16 +586,9 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu);
#endif /* SMP && PARAVIRT_SPINLOCKS */
#ifdef CONFIG_X86_32
-#define PV_SAVE_REGS "pushl %ecx; pushl %edx;"
-#define PV_RESTORE_REGS "popl %edx; popl %ecx;"
-
/* save and restore all caller-save registers, except return value */
#define PV_SAVE_ALL_CALLER_REGS "pushl %ecx;"
#define PV_RESTORE_ALL_CALLER_REGS "popl %ecx;"
-
-#define PV_FLAGS_ARG "0"
-#define PV_EXTRA_CLOBBERS
-#define PV_VEXTRA_CLOBBERS
#else
/* save and restore all caller-save registers, except return value */
#define PV_SAVE_ALL_CALLER_REGS \
@@ -616,14 +609,6 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu);
"pop %rsi;" \
"pop %rdx;" \
"pop %rcx;"
-
-/* We save some registers, but all of them, that's too much. We clobber all
- * caller saved registers but the argument parameter */
-#define PV_SAVE_REGS "pushq %%rdi;"
-#define PV_RESTORE_REGS "popq %%rdi;"
-#define PV_EXTRA_CLOBBERS EXTRA_CLOBBERS, "rcx" , "rdx", "rsi"
-#define PV_VEXTRA_CLOBBERS EXTRA_CLOBBERS, "rdi", "rcx" , "rdx", "rsi"
-#define PV_FLAGS_ARG "D"
#endif
/*