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From: Alexey Dobriyan <[email protected]>
To: [email protected]
Cc: [email protected], [email protected], [email protected],
	[email protected], [email protected],
	[email protected], [email protected]
Subject: [PATCH 2/5] x86/alternative: bump MAX_PATCH_LEN
Date: Fri, 11 Mar 2022 17:43:09 +0300	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

Replacement instructions are raw data, there is no need to reserve
space for the NUL terminator.

Signed-off-by: Alexey Dobriyan (CloudLinux) <[email protected]>
---
 arch/x86/kernel/alternative.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 6c9758ee6810..1e6fd814dd08 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -35,7 +35,7 @@ int __read_mostly alternatives_patched;
 
 EXPORT_SYMBOL_GPL(alternatives_patched);
 
-#define MAX_PATCH_LEN (255-1)
+#define MAX_PATCH_LEN 255
 
 static int __initdata_or_module debug_alternative;
 
-- 
2.34.1



  reply	other threads:[~2022-03-11 14:44 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-11 14:43 [PATCH 1/5] x86/alternative: simplify DUMP_BYTES macro Alexey Dobriyan
2022-03-11 14:43 ` Alexey Dobriyan [this message]
2022-03-11 14:43 ` [PATCH 3/5] x86/alternative: record .altinstructions section entity size Alexey Dobriyan
2022-03-11 14:43 ` [PATCH 4/5] x86/alternative: make .altinstr_replacement section non-executable Alexey Dobriyan
2022-03-11 14:43 ` [PATCH 5/5] x86/unwind/orc: delete dead write in __orc_find() Alexey Dobriyan
2022-03-11 15:13   ` David Laight

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