diff mbox series

[v19,04/13] kdump: reduce unnecessary parameters of parse_crashkernel_{high|low}()

Message ID 20211228132612.1860-5-thunder.leizhen@huawei.com
State New
Headers show
Series support reserving crashkernel above 4G on arm64 kdump | expand

Commit Message

Leizhen (ThunderTown) Dec. 28, 2021, 1:26 p.m. UTC 
Delete confusing parameters 'system_ram' and 'crash_base' of
parse_crashkernel_{high|low}(), they are only needed by the case of
"crashkernel=X@[offset]".

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 kernel/crash_core.c | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)
diff mbox series

Patch

diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index 3b9e01fc450b2a4..b7d024eb464d0ae 100644
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -278,20 +278,20 @@  int __init parse_crashkernel(char *cmdline,
 }
 
 static int __init parse_crashkernel_high(char *cmdline,
-			     unsigned long long system_ram,
-			     unsigned long long *crash_size,
-			     unsigned long long *crash_base)
+					 unsigned long long *crash_size)
 {
-	return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
+	unsigned long long base;
+
+	return __parse_crashkernel(cmdline, 0, crash_size, &base,
 				"crashkernel=", suffix_tbl[SUFFIX_HIGH]);
 }
 
 static int __init parse_crashkernel_low(char *cmdline,
-			     unsigned long long system_ram,
-			     unsigned long long *crash_size,
-			     unsigned long long *crash_base)
+					unsigned long long *crash_size)
 {
-	return __parse_crashkernel(cmdline, system_ram, crash_size, crash_base,
+	unsigned long long base;
+
+	return __parse_crashkernel(cmdline, 0, crash_size, &base,
 				"crashkernel=", suffix_tbl[SUFFIX_LOW]);
 }
 
@@ -310,12 +310,11 @@  int __init parse_crashkernel_high_low(char *cmdline,
 				      unsigned long long *low_size)
 {
 	int ret;
-	unsigned long long base;
 
 	BUG_ON(!high_size || !low_size);
 
 	/* crashkernel=X,high */
-	ret = parse_crashkernel_high(cmdline, 0, high_size, &base);
+	ret = parse_crashkernel_high(cmdline, high_size);
 	if (ret)
 		return ret;
 
@@ -323,7 +322,7 @@  int __init parse_crashkernel_high_low(char *cmdline,
 		return -EINVAL;
 
 	/* crashkernel=Y,low */
-	ret = parse_crashkernel_low(cmdline, 0, low_size, &base);
+	ret = parse_crashkernel_low(cmdline, low_size);
 	if (ret)
 		*low_size = -1;