File petitboot.mount-all-needed-blockdevs.patch of Package petitboot

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File petitboot.mount-all-needed-blockdevs.patch of Package petitboot (Revision 3957978ca461a6dd887fe450f2442f7c)

Currently displaying revision 3957978ca461a6dd887fe450f2442f7c , Show latest

---
 lib/petitboot-kexec.c |   10 ++++++++++
 lib/petitboot-mount.c |    7 +++++++
 lib/petitboot-paths.c |   24 ++++++++++++++++++++++++
 lib/petitboot.h       |    1 +
 4 files changed, 42 insertions(+)

--- a/lib/petitboot-mount.c
+++ b/lib/petitboot-mount.c
@@ -136,6 +136,9 @@ int pb_mount_device(const char *devname)
 	char *argv[8];
 	char *dir;
 
+	if (devname == NULL) {
+		return 1;
+	}
 	dir = pb_mount_device_path(devname);
 
 	argv[0] = MOUNT_BIN;
@@ -154,6 +157,7 @@ int pb_mount_device(const char *devname)
 
 	// try to mount as readonly vfat so it doesn't auto mount as msdos
 	if (pb_fexec(argv[0], argv, MOUNT_TIMEOUT)) {
+		pb_log("mounting as vfat failed, try again without \"-t vfat\"\n");
 		argv[5] = NULL;
 		// try to auto mount as readonly
 		if (pb_fexec(argv[0], argv, MOUNT_TIMEOUT)) {
@@ -198,6 +202,9 @@ char *pb_mount_device_path(const char *d
 {
 	int i;
 
+	if (devname == NULL) {
+		return NULL;
+	}
 	if (!strncmp(devname, "/dev/", 5))
 		devname += 5;
 
--- a/lib/petitboot-kexec.c
+++ b/lib/petitboot-kexec.c
@@ -168,6 +168,7 @@ int pb_kexec(const char *devname, const 
 	char *kernel_file;
 	char *initrd_file;
 	char *kexec_opts[6];
+	char *dev_tmp;
 	int i, nr_opts = 2;
 	int ret = 0;
 
@@ -193,6 +194,15 @@ int pb_kexec(const char *devname, const 
 	if (pb_mount_device(devname))
 		pb_log("failed to mount %s\n", devname);
 
+	/*
+	 * mount devices that hold kernel and initrd they might differ
+	 * from devname supplied to pb_kexec
+	 */
+	if (dev_tmp = pb_parse_device_name(kernel))
+		pb_mount_device(dev_tmp);
+	if (dev_tmp = pb_parse_device_name(initrd))
+		pb_mount_device(dev_tmp);
+
 	if (command_line && *command_line)  {
 		kexec_opts[nr_opts] = malloc(strlen("--command_line=") +
 						strlen(command_line) + 1);
--- a/lib/petitboot-paths.c
+++ b/lib/petitboot-paths.c
@@ -200,3 +200,27 @@ char *pb_parse_device_path(const char *d
 
 	return pb_join_paths("/dev", dev_str);
 }
+
+/*
+ * extract the block device part from string
+ * example:
+ * /dev/ps3da1:/boot/vmlinux returns /dev/ps3da1
+ */
+char *pb_parse_device_name(const char *path)
+{
+	char *ret;
+	const char *devpath, *sep;
+
+	if (!path)
+		return NULL;
+
+	sep = strchr(path, ':');
+	if (!sep) {
+		/* no valid path */
+		ret = NULL;
+	} else {
+		devpath = strndup(path, sep - path);
+		ret = devpath;
+	}
+	return ret;
+}
--- a/lib/petitboot.h
+++ b/lib/petitboot.h
@@ -136,6 +136,7 @@ int pb_rmdir_recursive(const char *dir);
 char *pb_join_paths(const char *a, const char *b);
 char *pb_resolve_path(const char *path, const char *current_device);
 char *pb_parse_device_path(const char *dev_str, const char *current_device);
+char *pb_parse_device_name(const char *path);
 char *pb_encode_label(const char *label);
 
 #endif //_PETITBOOT_H

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File petitboot.mount-all-needed-blockdevs.patch of Package petitboot (Revision 3957978ca461a6dd887fe450f2442f7c)

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