GitHub pull request #3472 of commit 1e178bd2de9d2570f09d1d3428eae3205eda2549, no merge conflicts.sha1origin/pr/3472/mergeghprbActualCommit1e178bd2de9d2570f09d1d3428eae3205eda2549ghprbActualCommitAuthorghprbActualCommitAuthorEmailghprbAuthorRepoGitUrlhttps://github.com/chenhengqi/bcc.gitghprbTriggerAuthorghprbTriggerAuthorEmailghprbTriggerAuthorLoginyonghong-songghprbTriggerAuthorLoginMention@yonghong-songghprbPullId3472ghprbTargetBranchmasterghprbSourceBranchmigrate-xfsslowerGIT_BRANCHmigrate-xfsslowerghprbPullAuthorEmailchenhengqi@outlook.comghprbPullAuthorLoginchenhengqighprbPullAuthorLoginMention@chenhengqighprbPullDescriptionGitHub pull request #3472 of commit 1e178bd2de9d2570f09d1d3428eae3205eda2549, no merge conflicts.ghprbPullTitlelibbpf-tools: migrate xfsslower to fsslowerghprbPullLinkhttps://github.com/iovisor/bcc/pull/3472ghprbPullLongDescriptionThis commit migrates xfsslower to a generic fsslower which supports\r\ntracing multiple file systems. It works the same way as the original\r\ntool except that the users are supposed to specify which file systems\r\nto trace using -t option.\r\n\r\n```shell\r\nsudo ./fsslower -t ext4 -m 1\r\nTracing ext4 operations slower than 1 ms... Hit Ctrl-C to end.\r\nTIME COMM PID T BYTES OFF_KB LAT(ms) FILENAME\r\n10:36:07 code 6896 F LL_MAX 0 2.40 state.vscdb-journal\r\n10:36:07 code 6896 F LL_MAX 0 1.74 state.vscdb-journal\r\n10:36:07 code 6896 F LL_MAX 0 1.78 state.vscdb\r\n```\r\n\r\nSigned-off-by: Hengqi Chen <chenhengqi@outlook.com>ghprbCommentBody[buildbot, test this please]ghprbGhRepositoryiovisor/bccghprbCredentialsId6d3daf13-69b8-48b1-9c8f-ec5353264113false<a title="libbpf-tools: migrate xfsslower to fsslower" href="https://github.com/iovisor/bcc/pull/3472">PR #3472</a>: libbpf-tools: migrate xfssl...#102513543427460664bcc-pr #10251025false10258209SUCCESS1623340692137https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/1025/git1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=fc25/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=fc26/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=fc27/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=fc28/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=ubuntu1604/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=ubuntu1710/1025/1025https://buildbot.iovisor.org/jenkins/user/jmarchan/my-views/view/all/job/bcc-pr/label=ubuntu1804/1025/