From: Oleg Nesterov <oleg@redhat.com>
To: Danish Khateeb <danishkhateeb03@gmail.com>
Cc: Andreas Larsson <andreas@gaisler.com>,
"David S. Miller" <davem@davemloft.net>,
Peter Zijlstra <peterz@infradead.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
sparclinux@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sparc64: uprobes: use kmap_local_page() in copy_to_page()
Date: Tue, 22 Sep 2026 09:28:51 +0200 [thread overview]
Message-ID: <arIuM7PdJ9gi222t@redhat.com> (raw)
In-Reply-To: <20260922023111.49951-1-danishkhateeb03@gmail.com>
On 09/21, Danish Khateeb wrote:
>
> --- a/arch/sparc/kernel/uprobes.c
> +++ b/arch/sparc/kernel/uprobes.c
> @@ -33,10 +33,10 @@ unsigned long uprobe_get_swbp_addr(struct pt_regs *regs)
> static void copy_to_page(struct page *page, unsigned long vaddr,
> const void *src, int len)
> {
> - void *kaddr = kmap_atomic(page);
> + void *kaddr = kmap_local_page(page);
>
> memcpy(kaddr + (vaddr & ~PAGE_MASK), src, len);
> - kunmap_atomic(kaddr);
> + kunmap_local(kaddr);
> }
Acked-by: Oleg Nesterov <oleg@redhat.com>
prev parent reply other threads:[~2026-09-22 7:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 2:31 [PATCH] sparc64: uprobes: use kmap_local_page() in copy_to_page() Danish Khateeb
2026-09-22 7:28 ` Oleg Nesterov [this message]
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