diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-kernel/kexec/kexec-tools/kexec-tools-Refine-kdump-device_tree-sort.patch')
-rw-r--r-- | import-layers/yocto-poky/meta/recipes-kernel/kexec/kexec-tools/kexec-tools-Refine-kdump-device_tree-sort.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-kernel/kexec/kexec-tools/kexec-tools-Refine-kdump-device_tree-sort.patch b/import-layers/yocto-poky/meta/recipes-kernel/kexec/kexec-tools/kexec-tools-Refine-kdump-device_tree-sort.patch new file mode 100644 index 000000000..e198eb6e9 --- /dev/null +++ b/import-layers/yocto-poky/meta/recipes-kernel/kexec/kexec-tools/kexec-tools-Refine-kdump-device_tree-sort.patch @@ -0,0 +1,48 @@ +kexec-tools: Refine kdump device_tree sort + +The commit b02d735bf was to rearrange the device-tree entries, and +assumed that these entries are sorted in the ascending order. but +acctually when I was validating kexec and kdump, the order of +serial node still is changed. So the patch is to sort these entries +by the directory name in ascending order. + +Upstream-Status: Pending + +Signed-off-by: Yang Wei <Wei.Yang@windriver.com> +Signed-off-by: Chong Lu <Chong.Lu@windriver.com> +--- + kexec/arch/ppc/fs2dt.c | 13 ++++++++++--- + kexec/fs2dt.c | 13 ++++++++++--- + 2 files changed, 20 insertions(+), 6 deletions(-) + +Index: kexec-tools-2.0.10/kexec/arch/ppc/fs2dt.c +=================================================================== +--- kexec-tools-2.0.10.orig/kexec/arch/ppc/fs2dt.c ++++ kexec-tools-2.0.10/kexec/arch/ppc/fs2dt.c +@@ -296,6 +296,9 @@ static int comparefunc(const void *dentr + { + char *str1 = (*(struct dirent **)dentry1)->d_name; + char *str2 = (*(struct dirent **)dentry2)->d_name; ++ char* ptr1 = strchr(str1, '@'); ++ char* ptr2 = strchr(str2, '@'); ++ int len1, len2; + + /* + * strcmp scans from left to right and fails to idetify for some +@@ -303,9 +306,13 @@ static int comparefunc(const void *dentr + * Therefore, we get the wrong sorted order like memory@10000000 and + * memory@f000000. + */ +- if (strchr(str1, '@') && strchr(str2, '@') && +- (strlen(str1) > strlen(str2))) +- return 1; ++ if (ptr1 && ptr2) { ++ len1 = ptr1 - str1; ++ len2 = ptr2 - str2; ++ if (!strncmp(str1, str2, len1 >len2 ? len1: len2) && ++ (strlen(str1) > strlen(str2))) ++ return 1; ++ } + + return strcmp(str1, str2); + } |