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kexec-tools
kexec-tools-Fix-option-checks-to-take-KEXEC_FIL...
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File kexec-tools-Fix-option-checks-to-take-KEXEC_FILE_LOAD.patch of Package kexec-tools
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
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