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authorMax Filippov <jcmvbkbc@gmail.com>2018-08-13 18:56:37 -0700
committerMax Filippov <jcmvbkbc@gmail.com>2018-08-20 12:28:05 -0700
commitbaac1d36d15d16fc064a901918bf844a36e97b1b (patch)
tree5901e7718fa200cd812da6cc93f97b29f36e8a11 /arch/xtensa/kernel/setup.c
parent8b5163eb988067093064ecb10265da27fd000cad (diff)
downloadop-kernel-dev-baac1d36d15d16fc064a901918bf844a36e97b1b.zip
op-kernel-dev-baac1d36d15d16fc064a901918bf844a36e97b1b.tar.gz
xtensa: make bootparam parsing optional
A kernel may not need any boot parameters from the bootloader, allow disabling bootparam parsing in that case. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/kernel/setup.c')
-rw-r--r--arch/xtensa/kernel/setup.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 4161878..351283b 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -79,6 +79,7 @@ static char __initdata command_line[COMMAND_LINE_SIZE];
static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
#endif
+#ifdef CONFIG_PARSE_BOOTPARAM
/*
* Boot parameter parsing.
*
@@ -176,6 +177,13 @@ static int __init parse_bootparam(const bp_tag_t* tag)
return 0;
}
+#else
+static int __init parse_bootparam(const bp_tag_t *tag)
+{
+ pr_info("Ignoring boot parameters at %p\n", tag);
+ return 0;
+}
+#endif
#ifdef CONFIG_OF
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