![]() Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory : /usr/lib/modules/4.18.0-348.2.1.el8_5.x86_64/build/include/linux/ |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef MIGRATE_MODE_H_INCLUDED #define MIGRATE_MODE_H_INCLUDED /* * MIGRATE_ASYNC means never block * MIGRATE_SYNC_LIGHT in the current implementation means to allow blocking * on most operations but not ->writepage as the potential stall time * is too significant * MIGRATE_SYNC will block when migrating pages * MIGRATE_SYNC_NO_COPY will block when migrating pages but will not copy pages * with the CPU. Instead, page copy happens outside the migratepage() * callback and is likely using a DMA engine. See migrate_vma() and HMM * (mm/hmm.c) for users of this mode. */ enum migrate_mode { MIGRATE_ASYNC, MIGRATE_SYNC_LIGHT, MIGRATE_SYNC, MIGRATE_SYNC_NO_COPY, }; #endif /* MIGRATE_MODE_H_INCLUDED */