[PATCH 1/5] riscv/uprobes: use kmap_local_page() in arch_uprobe_copy_ixol()

Keke Ming posted 5 patches 1 month ago
[PATCH 1/5] riscv/uprobes: use kmap_local_page() in arch_uprobe_copy_ixol()
Posted by Keke Ming 1 month ago
Replace deprecated kmap_atomic() with kmap_local_page().

Signed-off-by: Keke Ming <ming.jvle@gmail.com>
---
 arch/riscv/kernel/probes/uprobes.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/kernel/probes/uprobes.c b/arch/riscv/kernel/probes/uprobes.c
index cc15f7ca6cc1..f0d0691a8688 100644
--- a/arch/riscv/kernel/probes/uprobes.c
+++ b/arch/riscv/kernel/probes/uprobes.c
@@ -165,7 +165,7 @@ void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
 			   void *src, unsigned long len)
 {
 	/* Initialize the slot */
-	void *kaddr = kmap_atomic(page);
+	void *kaddr = kmap_local_page(page);
 	void *dst = kaddr + (vaddr & ~PAGE_MASK);
 	unsigned long start = (unsigned long)dst;
 
@@ -178,5 +178,5 @@ void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
 	}
 
 	flush_icache_range(start, start + len);
-	kunmap_atomic(kaddr);
+	kunmap_local(kaddr);
 }
-- 
2.43.0
[tip: perf/core] riscv/uprobes: use kmap_local_page() in arch_uprobe_copy_ixol()
Posted by tip-bot2 for Keke Ming 3 weeks, 5 days ago
The following commit has been merged into the perf/core branch of tip:

Commit-ID:     a18dfb5dd33247679a0cc4ff208ad7340d1e08a5
Gitweb:        https://git.kernel.org/tip/a18dfb5dd33247679a0cc4ff208ad7340d1e08a5
Author:        Keke Ming <ming.jvle@gmail.com>
AuthorDate:    Sat, 03 Jan 2026 16:42:39 +08:00
Committer:     Peter Zijlstra <peterz@infradead.org>
CommitterDate: Tue, 06 Jan 2026 16:34:27 +01:00

riscv/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/20260103084243.195125-2-ming.jvle@gmail.com
---
 arch/riscv/kernel/probes/uprobes.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/kernel/probes/uprobes.c b/arch/riscv/kernel/probes/uprobes.c
index cc15f7c..f0d0691 100644
--- a/arch/riscv/kernel/probes/uprobes.c
+++ b/arch/riscv/kernel/probes/uprobes.c
@@ -165,7 +165,7 @@ void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
 			   void *src, unsigned long len)
 {
 	/* Initialize the slot */
-	void *kaddr = kmap_atomic(page);
+	void *kaddr = kmap_local_page(page);
 	void *dst = kaddr + (vaddr & ~PAGE_MASK);
 	unsigned long start = (unsigned long)dst;
 
@@ -178,5 +178,5 @@ void arch_uprobe_copy_ixol(struct page *page, unsigned long vaddr,
 	}
 
 	flush_icache_range(start, start + len);
-	kunmap_atomic(kaddr);
+	kunmap_local(kaddr);
 }