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x86/irq/32: Add missing clobber to inline asm

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i386 ABI declares %edx as a call-clobbered register.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250303155446.112769-2-ubizjak@gmail.com
This commit is contained in:
Uros Bizjak 2025-03-03 16:54:22 +01:00 committed by Ingo Molnar
parent 0ec914707c
commit 76f7113781
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/irq_32.c
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@ -98,7 +98,7 @@ static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc)
"movl %[sp], %%esp"
: "+a" (desc), [sp] "+b" (isp)
: [thunk_target] "D" (desc->handle_irq)
: "memory", "cc", "ecx");
: "memory", "cc", "edx", "ecx");
return 1;
}