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author | Philip Prindeville <philipp@redfish-solutions.com> | 2017-03-21 21:55:23 -0600 |
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committer | Jo-Philipp Wich <jo@mein.io> | 2017-12-13 14:59:22 +0100 |
commit | 91821c8c0b183337c5b93d5bf915cef314164c2b (patch) | |
tree | 0aacb03e689931061649275e048815c6fc2e2ef0 /package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch | |
parent | affff027984f877d6faad52eb2431f869d3af6b0 (diff) | |
download | mtk-20170518-91821c8c0b183337c5b93d5bf915cef314164c2b.zip mtk-20170518-91821c8c0b183337c5b93d5bf915cef314164c2b.tar.gz mtk-20170518-91821c8c0b183337c5b93d5bf915cef314164c2b.tar.bz2 |
kexec-tools: get kexec running on MUSL and x86 hardware
Couple of important upstream patches (slated for 2.0.15) that
are necessary for kexec to run on MUSL and on x86 hardware.
Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>
(cherry picked from commit dfacdc6a99757fcf7804b38784fc24f9fad30650)
Diffstat (limited to 'package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch')
-rw-r--r-- | package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch b/package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch new file mode 100644 index 0000000..d80c6db --- /dev/null +++ b/package/boot/kexec-tools/patches/120-fail-to-get-symbol-debug.patch @@ -0,0 +1,33 @@ +commit 263e45ccf27b21e9862cc538ed28978533d04e4b +Author: Baoquan He <bhe@redhat.com> +Date: Fri Mar 3 11:52:15 2017 +0800 + + Only print debug message when failed to serach for kernel symbol from /proc/kallsyms + + Kernel symbol page_offset_base could be unavailable when mm KASLR code is + not compiled in kernel. It's inappropriate to print out error message + when failed to search for page_offset_base from /proc/kallsyms. Seems now + there is not a way to find out if mm KASLR is compiled in or not. An + alternative approach is only printing out debug message in get_kernel_sym + if failed to search a expected kernel symbol. + + Do it in this patch, a simple fix. + + Signed-off-by: Baoquan He <bhe@redhat.com> + Reviewed-by: Pratyush Anand <panand@redhat.com> + Acked-by: Dave Young <dyoung@redhat.com> + Signed-off-by: Simon Horman <horms@verge.net.au> + +diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c +index 88aeee3..c4cf201 100644 +--- a/kexec/arch/i386/crashdump-x86.c ++++ b/kexec/arch/i386/crashdump-x86.c +@@ -127,7 +127,7 @@ static unsigned long long get_kernel_sym(const char *symbol) + } + } + +- fprintf(stderr, "Cannot get kernel %s symbol address\n", symbol); ++ dbgprintf("Cannot get kernel %s symbol address\n", symbol); + return 0; + } + |