fdisk: support "-b 4096" option

The fdisk code is more ready for 4kB sectors and it makes sense to
support such sectr size for "-b" option.

Address-Red-Hat-Bugzilla: #218915
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/fdisk/fdisk.8 b/fdisk/fdisk.8
index aea8820e1a613bf7b08922d52c020791a7215b16..30ee9d4ae4d285be69023ee840efedd80336fd8f 100644 (file)
--- a/fdisk/fdisk.8
+++ b/fdisk/fdisk.8
@@ -166,7 +166,7 @@ program and Linux partitions with the Linux fdisk or Linux cfdisk program.
 .SH OPTIONS
 .TP
 .BI "\-b " sectorsize
-Specify the sector size of the disk. Valid values are 512, 1024, or 2048.
+Specify the sector size of the disk. Valid values are 512, 1024, 2048 or 4096.
 (Recent kernels know the sector size. Use this only on old kernels or
 to override the kernel's ideas.)
 .TP

diff --git a/fdisk/fdisk.c b/fdisk/fdisk.c
index b7e517a95eb857078b82646d7d7609a644d22881..5593503b97956060f1ae388662ff65900ead5ad3 100644 (file)
--- a/fdisk/fdisk.c
+++ b/fdisk/fdisk.c
@@ -2612,7 +2612,7 @@ main(int argc, char **argv) {
                        */
                        sector_size = atoi(optarg);
                        if (sector_size != 512 && sector_size != 1024 &&
-                           sector_size != 2048)
+                           sector_size != 2048 && sector_size != 4096)
                                fatal(usage);
                        sector_offset = 2;
                        user_set_sector_size = 1;