exfat: add auto build-test and simple stability test using travis-CI

When backporting mainline exfat patch, there are build issue from low
kernel version. This patch add auto build-test for exfat with 4.1
kernel and simple tests.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>

.travis.yml

@@ -0,0 +1,96 @@
+dist: bionic
+
+language: c
+
+notifications:
+ - email: true
+
+before_script:
+ # Download the kernel
+ - sudo apt-get install libelf-dev wget tar gzip python
+ - wget https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/linux-4.1.36.tar.gz
+ - tar xf linux-4.1.36.tar.gz
+ - mv linux-4.1.36 linux-stable
+ - ./.travis_get_mainline_kernel
+ - cp ./.travis_cmd_wrapper.pl ~/travis_cmd_wrapper.pl
+ # Prerequisite for xfstests testing
+ - sudo apt-get install linux-headers-$(uname -r)
+ - sudo apt-get install autoconf libtool pkg-config libnl-3-dev libnl-genl-3-dev
+ - sudo apt-get install xfslibs-dev uuid-dev libtool-bin xfsprogs libgdbm-dev gawk fio attr libattr1-dev libacl1-dev libaio-dev
+ - git clone --branch=exfat-next https://github.com/exfat-utils/exfat-utils
+ - git clone https://github.com/namjaejeon/exfat-testsuites
+ - export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
+ - export PATH=/usr/local/lib:$PATH
+ - sudo useradd fsgqa
+ - sudo useradd 123456-fsgqa
+
+script:
+ # Copy ksmbd source to kernel
+ - mv linux-stable ../
+ - mv linux ../
+ - mkdir ../linux-stable/fs/exfat
+ - cp -ar * ../linux-stable/fs/exfat/
+ - cp -ar * ../linux/fs/exfat/
+
+ # Compile with 4.1 kernel
+ - cd ../linux-stable
+ - yes "" | make oldconfig > /dev/null
+ - echo 'obj-$(CONFIG_EXFAT_FS) += exfat/' >> fs/Makefile
+ - echo 'source "fs/exfat/Kconfig"' >> fs/Kconfig
+ - echo 'CONFIG_EXFAT_FS=m' >> .config
+ - echo 'CONFIG_EXFAT_DEFAULT_IOCHARSET="utf8"' >> .config
+ - make -j$((`nproc`+1)) fs/exfat/exfat.ko
+
+ # Compile with latest Torvalds' kernel
+# - cd ../linux
+# - yes "" | make oldconfig > /dev/null
+# - echo 'obj-$(CONFIG_EXFAT) += exfat/' >> fs/Makefile
+# - echo 'source "fs/exfat/Kconfig"' >> fs/Kconfig
+# - echo 'CONFIG_EXFAT_FS=m' >> .config
+# - echo 'CONFIG_EXFAT_DEFAULT_IOCHARSET="utf8"' >> .config
+# - make -j$((`nproc`+1)) fs/exfat/exfat.ko
+
+ # Run xfstests testsuite
+ - cd ../linux-exfat-oot
+ - make > /dev/null
+ - sudo make install > /dev/null
+ - sudo modprobe exfat
+ - cd exfat-utils
+ - ./autogen.sh > /dev/null
+ - ./configure > /dev/null
+ - make -j$((`nproc`+1)) > /dev/null
+ - sudo make install > /dev/null
+ - sudo mkdir -p /mnt/scratch
+ - sudo mkdir -p /mnt/test
+ - sudo mkdir -p /mnt/full_test
+ # create file/director test
+ - truncate -s 10G full_test.img
+ - sudo losetup /dev/loop22 full_test.img
+ - sudo mkfs.exfat /dev/loop22
+ - sudo mount -t exfat /dev/loop22 /mnt/full_test/
+ - cd /mnt/full_test/
+ - i=1;while [ $i -le 10000 ];do sudo touch file$i;if [ $? != 0 ]; then exit 1; fi; i=$(($i + 1));done
+ - sync
+ - sudo fsck.exfat /dev/loop22
+ - sudo rm -rf *
+ - i=1;while [ $i -le 10000 ];do sudo mkdir file$i;if [ $? != 0 ]; then exit 1; fi; i=$(($i + 1));done
+ - sync
+ - sudo rm -rf *
+ - sudo fsck.exfat /dev/loop22
+ - cd -
+ - sudo umount /mnt/full_test/
+ - sudo fsck.exfat /dev/loop22
+ # run xfstests test
+ - truncate -s 100G test.img
+ - truncate -s 100G scratch.img
+ - sudo losetup /dev/loop20 test.img
+ - sudo losetup /dev/loop21 scratch.img
+ - sudo mkfs.exfat /dev/loop20
+ - sudo mkfs.exfat /dev/loop21
+ - cd ..
+ - cd exfat-testsuites/
+ - tar xzvf xfstests-exfat.tgz > /dev/null
+ - cd xfstests-exfat
+ - make -j$((`nproc`+1)) > /dev/null
+ - sudo ./check generic/001
+ - sudo ./check generic/006