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uprobes/x86: Make asm style consistent

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The asm syntax in uretprobe_trampoline and uprobe_trampoline differs
in the use of operand size suffixes. Make them consistent and remove
all size suffixes.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20250821123657.163417243@infradead.org
This commit is contained in:
Peter Zijlstra 2025-08-21 13:48:48 +02:00
parent f349ec8086
commit 60ed85b7e4
1 changed files with 8 additions and 8 deletions
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16
arch/x86/kernel/uprobes.c
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@ -321,21 +321,21 @@ asm (
".pushsection .rodata\n"
".global uretprobe_trampoline_entry\n"
"uretprobe_trampoline_entry:\n"
"pushq %rax\n"
"pushq %rcx\n"
"pushq %r11\n"
"movq $" __stringify(__NR_uretprobe) ", %rax\n"
"push %rax\n"
"push %rcx\n"
"push %r11\n"
"mov $" __stringify(__NR_uretprobe) ", %rax\n"
"syscall\n"
".global uretprobe_syscall_check\n"
"uretprobe_syscall_check:\n"
"popq %r11\n"
"popq %rcx\n"
"pop %r11\n"
"pop %rcx\n"
/*
* The uretprobe syscall replaces stored %rax value with final
* return address, so we don't restore %rax in here and just
* call ret.
*/
"retq\n"
"ret\n"
".global uretprobe_trampoline_end\n"
"uretprobe_trampoline_end:\n"
".popsection\n"
@ -885,7 +885,7 @@ asm (
"push %rcx\n"
"push %r11\n"
"push %rax\n"
"movq $" __stringify(__NR_uprobe) ", %rax\n"
"mov $" __stringify(__NR_uprobe) ", %rax\n"
"syscall\n"
"pop %rax\n"
"pop %r11\n"