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| author | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-06-25 19:45:53 +0300 |
|---|---|---|
| committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-06-27 21:38:15 +0300 |
| commit | 316dfdd917bec6a218f431211d28bf8df6b6fb0f (patch) | |
| tree | 5541073f9851f44c2bd67b4959dc776ee3c3810f /import-layers/yocto-poky/scripts/lib/wic/filemap.py | |
| parent | 36acd3e888044dea2ac0b2946f15616f968388c9 (diff) | |
| download | openbmc-316dfdd917bec6a218f431211d28bf8df6b6fb0f.tar.xz | |
Yocto 2.5
Move OpenBMC to Yocto 2.5(sumo)
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Change-Id: I5c5ad6904a16e14c1c397f0baf10c9d465594a78
Diffstat (limited to 'import-layers/yocto-poky/scripts/lib/wic/filemap.py')
| -rw-r--r-- | import-layers/yocto-poky/scripts/lib/wic/filemap.py | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/import-layers/yocto-poky/scripts/lib/wic/filemap.py b/import-layers/yocto-poky/scripts/lib/wic/filemap.py index 77e32b9add..a72fa09ef5 100644 --- a/import-layers/yocto-poky/scripts/lib/wic/filemap.py +++ b/import-layers/yocto-poky/scripts/lib/wic/filemap.py @@ -37,7 +37,15 @@ def get_block_size(file_obj): # Get the block size of the host file-system for the image file by calling # the FIGETBSZ ioctl (number 2). binary_data = fcntl.ioctl(file_obj, 2, struct.pack('I', 0)) - return struct.unpack('I', binary_data)[0] + bsize = struct.unpack('I', binary_data)[0] + if not bsize: + import os + stat = os.fstat(file_obj.fileno()) + if hasattr(stat, 'st_blksize'): + bsize = stat.st_blksize + else: + raise IOError("Unable to determine block size") + return bsize class ErrorNotSupp(Exception): """ |