Messages in this thread Patch in this message | | | Date | Mon, 16 Mar 2015 05:07:51 -0700 | From | tip-bot for Borislav Petkov <> | Subject | [tip:x86/build] x86/kexec: Cleanup KEXEC_VERIFY_SIG Kconfig help text |
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Commit-ID: d8eb8940417559808fdd0180a4d50f8f0281b822 Gitweb: http://git.kernel.org/tip/d8eb8940417559808fdd0180a4d50f8f0281b822 Author: Borislav Petkov <bp@suse.de> AuthorDate: Fri, 13 Mar 2015 14:04:37 +0100 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Fri, 13 Mar 2015 14:21:58 +0100
x86/kexec: Cleanup KEXEC_VERIFY_SIG Kconfig help text
Fix typos and also make it simpler without losing the gist of what it says.
Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vivek Goyal <vgoyal@redhat.com> Link: http://lkml.kernel.org/r/1426251877-11415-1-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/Kconfig | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 78a3f67..867bc5b 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1742,14 +1742,11 @@ config KEXEC_VERIFY_SIG depends on KEXEC_FILE ---help--- This option makes kernel signature verification mandatory for - kexec_file_load() syscall. If kernel is signature can not be - verified, kexec_file_load() will fail. - - This option enforces signature verification at generic level. - One needs to enable signature verification for type of kernel - image being loaded to make sure it works. For example, enable - bzImage signature verification option to be able to load and - verify signatures of bzImage. Otherwise kernel loading will fail. + the kexec_file_load() syscall. + + In addition to that option, you need to enable signature + verification for the corresponding kernel image type being + loaded in order for this to work. config KEXEC_BZIMAGE_VERIFY_SIG bool "Enable bzImage signature verification support"
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