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-rw-r--r--Documentation/kdump/kdump.txt5
-rw-r--r--kernel/kexec.c2
2 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/kdump/kdump.txt b/Documentation/kdump/kdump.txt
index d0ac72cc19ff..b8e52c0355d3 100644
--- a/Documentation/kdump/kdump.txt
+++ b/Documentation/kdump/kdump.txt
@@ -245,6 +245,8 @@ The syntax is:
crashkernel=<range1>:<size1>[,<range2>:<size2>,...][@offset]
range=start-[end]
+ 'start' is inclusive and 'end' is exclusive.
+
For example:
crashkernel=512M-2G:64M,2G-:128M
@@ -253,10 +255,11 @@ This would mean:
1) if the RAM is smaller than 512M, then don't reserve anything
(this is the "rescue" case)
- 2) if the RAM size is between 512M and 2G, then reserve 64M
+ 2) if the RAM size is between 512M and 2G (exclusive), then reserve 64M
3) if the RAM size is larger than 2G, then reserve 128M
+
Boot into System Kernel
=======================
diff --git a/kernel/kexec.c b/kernel/kexec.c
index cb85c79989b4..1c5fcacbcf33 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -1217,7 +1217,7 @@ static int __init parse_crashkernel_mem(char *cmdline,
}
/* match ? */
- if (system_ram >= start && system_ram <= end) {
+ if (system_ram >= start && system_ram < end) {
*crash_size = size;
break;
}

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