{"push_id":1477165531,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"225e06c5a0874412a7626db98007a7d2e7801452","before":"fe347199439f433de3a57934f61f12d70734db25","commits":[{"sha":"225e06c5a0874412a7626db98007a7d2e7801452","author":{"name":"Jaegeuk Kim","email":"ca464c3c94fb80969d429964e0a80aa8e2620b1f@samsung.com"},"message":"f2fs: add a sysfs entry to control max_victim_search\n\nPreviously during SSR and GC, the maximum number of retrials to find a victim\nsegment was hard-coded by MAX_VICTIM_SEARCH, 4096 by default.\n\nThis number makes an effect on IO locality, when SSR mode is activated, which\nresults in performance fluctuation on some low-end devices.\n\nIf max_victim_search = 4, the victim will be searched like below.\n(\"D\" represents a dirty segment, and \"*\" indicates a selected victim segment.)\n\n D1 D2 D3 D4 D5 D6 D7 D8 D9\n[   *       ]\n      [   *    ]\n            [         * ]\n\t                [ ....]\n\nThis patch adds a sysfs entry to control the number dynamically through:\n  /sys/fs/f2fs/$dev/max_victim_search\n\nSigned-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>","distinct":true,"url":"https://api.github.com/repos/versusx/pac-rom_kernel_logan2g/commits/225e06c5a0874412a7626db98007a7d2e7801452"}]}
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