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Message-Id: <20200724050553.1724168-5-jarkko.sakkinen@linux.intel.com>
Date: Fri, 24 Jul 2020 08:05:51 +0300
From: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To: linux-kernel@...r.kernel.org
Cc: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
linux-mm@...ck.org, Andi Kleen <ak@...ux.intel.com>,
Masami Hiramatsu <mhiramat@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
x86@...nel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)),
"H. Peter Anvin" <hpa@...or.com>,
Andrew Morton <akpm@...ux-foundation.org>,
"Steven Rostedt (VMware)" <rostedt@...dmis.org>,
Mike Rapoport <rppt@...ux.ibm.com>,
Jiri Olsa <jolsa@...hat.com>
Subject: [PATCH v5 4/6] arch/x86: kprobes: Use text_alloc() and text_free()
Use text_alloc() and text_free() to implement alloc_insn_page() and
free_insn_page().
Cc: linux-mm@...ck.org
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>Im
---
arch/x86/kernel/kprobes/core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index ada39ddbc922..9e57452b3a51 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -423,7 +423,7 @@ void *alloc_insn_page(void)
{
void *page;
- page = module_alloc(PAGE_SIZE);
+ page = text_alloc(PAGE_SIZE);
if (!page)
return NULL;
@@ -446,7 +446,7 @@ void *alloc_insn_page(void)
/* Recover page to RW mode before releasing it */
void free_insn_page(void *page)
{
- module_memfree(page);
+ text_free(page);
}
static int arch_copy_kprobe(struct kprobe *p)
--
2.25.1
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