Please ignore this serie. It's resended v10 instead of v11. Sorry for spam.
----- Original Message ----- > From: "Miroslav Rezanina" <mreza...@redhat.com> > To: qemu-devel@nongnu.org, qemu-devel@nongnu.org > Cc: kw...@redhat.com, pbonz...@redhat.com, stefa...@redhat.com, > ebl...@redhat.com, "Miroslav Rezanina" > <mreza...@redhat.com> > Sent: Wednesday, February 13, 2013 9:05:53 AM > Subject: [PATCH v10 0/4] Add subcommand compare for qemu-img > > This is 10th version of patch adding compare subcommand that > compares two images. Compare has following criteria: > - only data part is compared > - unallocated sectors are not read > to be zeroed/unallocated to compare rest > - qemu-img returns: > - 0 if images are identical > - 1 if images differ > - >2 error on execution > > v10: > - rebased to kwolf's block-next branch due to conflict patch (patch > 2) > - exit status updates (patch 3) > - minor non-functional fixes > > v9: > - Merged patch 3 and 4 (subcommmand implementation and > documentation) of v8 > - Added basic test for qemu-img compare > - Fixed incorrect indentation > - add bdrv_is_allocated_above() return value check > - Add description of exit codes into the documentation > - minor non-functional changes > > v8: > - minor grammar fixes (no behavior change) > > v7: > - split patch into pieces > - Quiet mode added for all relevant subcommands > - check non-shared part of disk after shared one > - minor docummentation and naming fixes > > v6: > - added handling -?, -h options for compare subcommand > > v5 (only minor changes): > - removed redundant comment > - removed dead code (goto after help()) > - set final total_sectors on first assignment > > v4: > - Fixed various typos > - Added functions for empty sector check and sector-to-bytes offset > conversion > - Fixed command-line parameters processing > > v3: > - options -f/-F are orthogonal > - documentation updated to new syntax and behavior > - used byte offset instead of sector number for output > > v2: > - changed option for second image format to -F > - changed handling of -f and -F [1] > - added strict mode (-s) > - added quiet mode (-q) > - improved output messages [2] > - rename variables for larger image handling > - added man page content > > Signed-off-by: Miroslav Rezanina <mreza...@redhat.com> > > Miroslav Rezanina (4): > block: Add synchronous wrapper for bdrv_co_is_allocated_above > qemu-img: Add "Quiet mode" option > This patch adds new qemu-img subcommand that compares content of > two > disk images. > qemu-iotests: Add qemu-img compare test > > block.c | 51 +++++- > blockdev.c | 6 +- > include/block/block.h | 5 +- > qemu-img-cmds.hx | 34 ++-- > qemu-img.c | 441 > +++++++++++++++++++++++++++++++++++++++----- > qemu-img.texi | 56 ++++++ > tests/qemu-iotests/048 | 77 ++++++++ > tests/qemu-iotests/048.out | 25 +++ > tests/qemu-iotests/group | 1 + > 9 files changed, 626 insertions(+), 70 deletions(-) > create mode 100755 tests/qemu-iotests/048 > create mode 100644 tests/qemu-iotests/048.out > > -- Miroslav Rezanina Software Engineer - Virtualization Team