arm/uprobes: use kmap_local_page() in arch_uprobe_copy_ixol()

Replace deprecated kmap_atomic() with kmap_local_page().

Signed-off-by: Keke Ming <ming.jvle@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Link: https://patch.msgid.link/20260103084243.195125-5-ming.jvle@gmail.com

diff --git a/arch/arm/probes/uprobes/core.c b/arch/arm/probes/uprobes/core.c
index 3d96fb41d6245d22223d2a27b92306fe52535463..0e1c6b9e7e54a32685eb4d59c85b57b4a5d71580 100644 (file)
--- a/arch/arm/probes/uprobes/core.c
+++ b/arch/arm/probes/uprobes/core.c
@@ -113,7 +113,7 @@ int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm,
 void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
                           void *src, unsigned long len)
 {
-       void *xol_page_kaddr = kmap_atomic(page);
+       void *xol_page_kaddr = kmap_local_page(page);
        void *dst = xol_page_kaddr + (vaddr & ~PAGE_MASK);
 
        preempt_disable();
@@ -126,7 +126,7 @@ void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
 
        preempt_enable();
 
-       kunmap_atomic(xol_page_kaddr);
+       kunmap_local(xol_page_kaddr);
 }