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X-OriginatorOrg: oppo.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Sep 2024 06:40:27.5696 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a4c7cd6c-2072-4821-6502-08dcd2f5c9fd X-MS-Exchange-CrossTenant-Id: f1905eb1-c353-41c5-9516-62b4a54b5ee6 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f1905eb1-c353-41c5-9516-62b4a54b5ee6;Ip=[58.252.5.68];Helo=[mail.oppo.com] X-MS-Exchange-CrossTenant-AuthSource: HK2PEPF00006FAE.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: KL1PR02MB7691 From: liuderong In cost-benefit GC algorithm, mtime will affect the selection of victim segment.For a large section, mtime should be the mean value of valid segments, in order to select correct victim segment, it needs to modify the calculation method of mtime. v2: - modify new API:get_section_mtime liuderong (2): f2fs: remove unused parameters f2fs: introduce get_section_mtime fs/f2fs/f2fs.h | 5 +++-- fs/f2fs/gc.c | 21 +++++---------------- fs/f2fs/segment.c | 44 +++++++++++++++++++++++++++++++++++++------- fs/f2fs/segment.h | 4 ++-- 4 files changed, 47 insertions(+), 27 deletions(-) -- 2.7.4