From 2c37ba03094d66f3dcb478ef7aa2aa9f737089f7 Mon Sep 17 00:00:00 2001 From: Suren Baghdasaryan Date: Fri, 1 Oct 2021 13:05:47 -0700 Subject: [PATCH] ANDROID: Change anon vma name limit from 80 to 256 Android uses vma names of up to 256 characters. Change the max limit for anonymous vma names to support Android legacy use cases. Bug: 120441514 Signed-off-by: Suren Baghdasaryan Change-Id: Ia0126ab3919281ce4d5c597a43a47de80eadf71a --- kernel/sys.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sys.c b/kernel/sys.c index ddc173344d48..00fca5ac6b5c 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -2265,7 +2265,7 @@ int __weak arch_prctl_spec_ctrl_set(struct task_struct *t, unsigned long which, #ifdef CONFIG_ANON_VMA_NAME -#define ANON_VMA_NAME_MAX_LEN 80 +#define ANON_VMA_NAME_MAX_LEN 256 #define ANON_VMA_NAME_INVALID_CHARS "\\`$[]" static inline bool is_valid_name_char(char ch)