Hi, Your series seems to have some coding style problems. See output below for more information: Message-id: 1470913557-4355-1-git-send-email-xyjxie@xxxxxxxxxxxxxxxxxx Subject: [Qemu-devel] [PATCH v2] vfio: Add support for mmapping sub-page MMIO BARs Type: series === TEST SCRIPT BEGIN === #!/bin/bash BASE=base n=1 total=$(git log --oneline $BASE.. | wc -l) failed=0 commits="$(git log --format=%H --reverse $BASE..)" for c in $commits; do echo "Checking PATCH $n/$total: $(git show --no-patch --format=%s $c)..." if ! git show $c --format=email | ./scripts/checkpatch.pl --mailback -; then failed=1 echo fi n=$((n+1)) done exit $failed === TEST SCRIPT END === Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384 >From https://github.com/patchew-project/qemu * [new tag] patchew/1470913557-4355-1-git-send-email-xyjxie@xxxxxxxxxxxxxxxxxx -> patchew/1470913557-4355-1-git-send-email-xyjxie@xxxxxxxxxxxxxxxxxx Switched to a new branch 'test' 36f327d vfio: Add support for mmapping sub-page MMIO BARs === OUTPUT BEGIN === Checking PATCH 1/1: vfio: Add support for mmapping sub-page MMIO BARs... ERROR: code indent should never use tabs #87: FILE: hw/vfio/pci.c:1101: +^I}$ total: 1 errors, 0 warnings, 97 lines checked Your patch has style problems, please review. If any of these errors are false positives report them to the maintainer, see CHECKPATCH in MAINTAINERS. === OUTPUT END === Test command exited with code: 1 --- Email generated automatically by Patchew [http://patchew.org/]. Please send your feedback to patchew-devel@xxxxxxxxxxxxx��.n��������+%������w��{.n�����o�^n�r������&��z�ޗ�zf���h���~����������_��+v���)ߣ�