kexec-tools/kexec-tools-Fix-option-checks-to-take-KEXEC_FILE_LOAD.patch

52 lines
1.5 KiB
Diff

From: Michal Suchanek <msuchanek@suse.de>
Date: Fri, 16 Mar 2018 16:40:27 +0100
Subject: kexec: Fix option checks to take KEXEC_FILE_LOAD into account
References: bsc#1080916, boo#1076839
Upstream: merged
Git-commit: bf36a4623b5ef67b3ae9722972fc135c608df963
When kexec_file_load support was added some sanity checks were not updated.
Some options are set only in the kexec_load flags so cannot be supported
wiht kexec_file_load. On the other hand, reserved memory is needed for
kdump with both kexec_load and kexec_file_load.
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
---
Added in v5
---
kexec/kexec.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/kexec/kexec.c b/kexec/kexec.c
index ab8cff7fe083..b793f31ea501 100644
--- a/kexec/kexec.c
+++ b/kexec/kexec.c
@@ -1415,7 +1415,9 @@ int main(int argc, char *argv[])
do_load_jump_back_helper = 0;
}
- if (do_load && (kexec_flags & KEXEC_ON_CRASH) &&
+ if (do_load &&
+ ((kexec_flags & KEXEC_ON_CRASH) ||
+ (kexec_file_flags & KEXEC_FILE_ON_CRASH)) &&
!is_crashkernel_mem_reserved()) {
die("Memory for crashkernel is not reserved\n"
"Please reserve memory by passing"
@@ -1447,6 +1449,12 @@ int main(int argc, char *argv[])
}
}
}
+ if (do_kexec_file_syscall) {
+ if (do_load_jump_back_helper)
+ die("--load-jump-back-helper not supported with kexec_file_load\n");
+ if (kexec_flags & KEXEC_PRESERVE_CONTEXT)
+ die("--load-preserve-context not supported with kexec_file_load\n");
+ }
if (do_reuse_initrd){
check_reuse_initrd();
--
2.13.6