forked from pool/grub2
53aee3d6df
- grub2-automake-1-11-2.patch : fix grub2 build error on newer autotools (automake >= 1.11.2) - call ./autogen.sh - grub2-probe-disk-mountby.patch : fix grub2-probe fails on probing mount-by devices under /dev/disk/by-(id|uuid|path). (bnc#757746) OBS-URL: https://build.opensuse.org/request/show/116247 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/grub2?expand=0&rev=33
317 lines
7.6 KiB
Diff
317 lines
7.6 KiB
Diff
Index: grub-1.99/grub-core/kern/emu/hostdisk.c
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===================================================================
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--- grub-1.99.orig/grub-core/kern/emu/hostdisk.c
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+++ grub-1.99/grub-core/kern/emu/hostdisk.c
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@@ -1150,10 +1150,14 @@ make_device_name (int drive, int dos_par
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}
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static char *
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-convert_system_partition_to_system_disk (const char *os_dev, struct stat *st)
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+convert_system_partition_to_system_disk (const char *os_dev, struct stat *st,
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+ int *is_part)
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{
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#if defined(__linux__)
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char *path = xmalloc (PATH_MAX);
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+
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+ *is_part = 0;
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+
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if (! realpath (os_dev, path))
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return NULL;
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@@ -1166,7 +1170,10 @@ convert_system_partition_to_system_disk
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{
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p = strstr (p, "part");
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if (p)
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- strcpy (p, "disc");
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+ {
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+ *is_part = 1;
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+ strcpy (p, "disc");
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+ }
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return path;
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}
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@@ -1176,7 +1183,10 @@ convert_system_partition_to_system_disk
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{
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p = strstr (p, "part");
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if (p)
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- strcpy (p, "disc");
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+ {
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+ *is_part = 1;
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+ strcpy (p, "disc");
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+ }
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return path;
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}
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@@ -1187,7 +1197,10 @@ convert_system_partition_to_system_disk
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/* /dev/rd/c[0-9]+d[0-9]+(p[0-9]+)? */
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p = strchr (p, 'p');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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return path;
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}
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@@ -1198,7 +1211,10 @@ convert_system_partition_to_system_disk
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/* /dev/rd/c[0-9]+d[0-9]+(p[0-9]+)? */
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p = strchr (p, 'p');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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return path;
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}
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@@ -1208,7 +1224,10 @@ convert_system_partition_to_system_disk
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/* /dev/cciss/c[0-9]+d[0-9]+(p[0-9]+)? */
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p = strchr (p, 'p');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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return path;
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}
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@@ -1219,7 +1238,10 @@ convert_system_partition_to_system_disk
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/* /dev/ida/c[0-9]+d[0-9]+(p[0-9]+)? */
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p = strchr (p, 'p');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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return path;
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}
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@@ -1228,6 +1250,8 @@ convert_system_partition_to_system_disk
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if (strncmp ("i2o/hd", p, sizeof ("i2o/hd") - 1) == 0)
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{
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/* /dev/i2o/hd[a-z]([0-9]+)? */
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+ if (p[sizeof ("i2o/hda") - 1])
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+ *is_part = 1;
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p[sizeof ("i2o/hda") - 1] = '\0';
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return path;
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}
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@@ -1238,7 +1262,10 @@ convert_system_partition_to_system_disk
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/* /dev/mmcblk[0-9]+(p[0-9]+)? */
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p = strchr (p, 'p');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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return path;
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}
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@@ -1249,6 +1276,8 @@ convert_system_partition_to_system_disk
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char *ptr = p + 2;
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while (*ptr >= '0' && *ptr <= '9')
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ptr++;
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+ if (*ptr)
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+ *is_part = 1;
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*ptr = 0;
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return path;
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}
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@@ -1258,6 +1287,8 @@ convert_system_partition_to_system_disk
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&& p[5] >= 'a' && p[5] <= 'z')
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{
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/* /dev/vdisk[a-z][0-9]* */
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+ if (p[6])
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+ *is_part = 1;
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p[6] = '\0';
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return path;
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}
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@@ -1269,6 +1300,8 @@ convert_system_partition_to_system_disk
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char *pp = p + 2;
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while (*pp >= 'a' && *pp <= 'z')
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pp++;
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+ if (*pp)
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+ *is_part = 1;
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/* /dev/[hsv]d[a-z]+[0-9]* */
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*pp = '\0';
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return path;
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@@ -1280,16 +1313,16 @@ convert_system_partition_to_system_disk
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char *pp = p + 3;
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while (*pp >= 'a' && *pp <= 'z')
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pp++;
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+ if (*pp)
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+ *is_part = 1;
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/* /dev/xvd[a-z]+[0-9]* */
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*pp = '\0';
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return path;
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}
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#ifdef HAVE_DEVICE_MAPPER
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- /* If this is a DM-RAID device.
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- Compare os_dev rather than path here, since nodes under
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- /dev/mapper/ are often symlinks. */
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- if ((strncmp ("/dev/mapper/", os_dev, 12) == 0))
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+ if ((strncmp ("/dev/mapper/", path, sizeof ("/dev/mapper/") - 1) == 0)
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+ || (strncmp ("/dev/dm-", path, sizeof ("/dev/dm-") - 1) == 0))
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{
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struct dm_tree *tree;
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uint32_t maj, min;
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@@ -1388,14 +1421,21 @@ devmapper_out:
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{
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char *p = strchr (path + 7, 's');
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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}
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return path;
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#elif defined(__CYGWIN__)
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char *path = xstrdup (os_dev);
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- if (strncmp ("/dev/sd", path, 7) == 0 && 'a' <= path[7] && path[7] <= 'z')
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- path[8] = 0;
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+ if (strncmp ("/dev/sd", path, 7) == 0 && 'a' <= path[7] && path[7] <= 'z'
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+ && path[8])
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+ {
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+ *is_part = 1;
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+ path[8] = 0;
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+ }
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return path;
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#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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@@ -1404,6 +1444,8 @@ devmapper_out:
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return xstrdup (os_dev);
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follow_geom_up (os_dev + sizeof ("/dev/") - 1, NULL, &out);
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+ if (grub_strcmp (os_dev + sizeof ("/dev/") - 1, out) != 0)
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+ *is_part = 1;
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out2 = xasprintf ("/dev/%s", out);
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free (out);
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@@ -1418,7 +1460,10 @@ devmapper_out:
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{
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p = strpbrk (p, "sp");
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if (p)
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- *p = '\0';
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+ {
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+ *is_part = 1;
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+ *p = '\0';
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+ }
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break;
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}
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}
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@@ -1445,7 +1490,11 @@ devmapper_out:
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rawpart = getrawpartition();
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# endif /* HAVE_GETRAWPARTITION */
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if (rawpart >= 0)
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- *p = 'a' + rawpart;
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+ {
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+ if (*p != 'a' + rawpart)
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+ *is_part = 1;
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+ *p = 'a' + rawpart;
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+ }
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}
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}
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}
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@@ -1457,67 +1506,15 @@ devmapper_out:
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#endif
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}
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-#if defined(__linux__) || defined(__CYGWIN__)
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-static int
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-device_is_wholedisk (const char *os_dev)
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-{
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- int len = strlen (os_dev);
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-
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- if (os_dev[len - 1] < '0' || os_dev[len - 1] > '9')
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- return 1;
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- return 0;
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-}
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-#endif
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-
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-#if defined(__NetBSD__)
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-/* Try to determine whether a given device name corresponds to a whole disk.
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- This function should give in most cases a definite answer, but it may
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- actually give an approximate one in the following sense: if the return
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- value is 0 then the device name does not correspond to a whole disk. */
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-static int
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-device_is_wholedisk (const char *os_dev)
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-{
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- int len = strlen (os_dev);
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- int rawpart = -1;
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-
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-# ifdef HAVE_GETRAWPARTITION
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- rawpart = getrawpartition();
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-# endif /* HAVE_GETRAWPARTITION */
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- if (rawpart < 0)
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- return 1;
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- return (os_dev[len - 1] == ('a' + rawpart));
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-}
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-#endif /* defined(__NetBSD__) */
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-
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-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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-static int
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-device_is_wholedisk (const char *os_dev)
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-{
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- const char *p;
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-
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- if (strncmp (os_dev, "/dev/", sizeof ("/dev/") - 1) != 0)
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- return 0;
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-
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- for (p = os_dev + sizeof ("/dev/") - 1; *p; ++p)
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- if (grub_isdigit (*p))
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- {
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- if (strchr (p, 's'))
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- return 0;
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- break;
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- }
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-
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- return 1;
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-}
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-#endif /* defined(__FreeBSD__) || defined(__FreeBSD_kernel__) */
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-
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static int
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find_system_device (const char *os_dev, struct stat *st, int convert, int add)
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{
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unsigned int i;
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char *os_disk;
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+ int is_part;
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if (convert)
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- os_disk = convert_system_partition_to_system_disk (os_dev, st);
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+ os_disk = convert_system_partition_to_system_disk (os_dev, st, &is_part);
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else
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os_disk = xstrdup (os_dev);
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if (! os_disk)
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@@ -1560,6 +1557,7 @@ grub_util_biosdisk_get_grub_dev (const c
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{
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struct stat st;
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int drive;
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+ int is_part;
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if (stat (os_dev, &st) < 0)
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{
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@@ -1578,7 +1576,7 @@ grub_util_biosdisk_get_grub_dev (const c
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}
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if (grub_strcmp (os_dev,
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- convert_system_partition_to_system_disk (os_dev, &st)) == 0)
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+ convert_system_partition_to_system_disk (os_dev, &st, &is_part)) == 0)
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return make_device_name (drive, -1, -1);
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__APPLE__) || defined(__NetBSD__)
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@@ -1645,7 +1643,7 @@ grub_util_biosdisk_get_grub_dev (const c
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grub_util_info ("%s starts from %lu", os_dev, start);
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- if (start == 0 && device_is_wholedisk (os_dev))
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+ if (start == 0 && !is_part)
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return name;
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grub_util_info ("opening the device %s", name);
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