vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LINUX_PAGEISOLATION_H
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#define __LINUX_PAGEISOLATION_H
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#ifdef CONFIG_MEMORY_ISOLATION
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static inline bool is_migrate_isolate_page(struct page *page)
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{
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return get_pageblock_migratetype(page) == MIGRATE_ISOLATE;
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}
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static inline bool is_migrate_isolate(int migratetype)
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{
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return migratetype == MIGRATE_ISOLATE;
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}
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#define get_pageblock_isolate(page) \
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get_pfnblock_bit(page, page_to_pfn(page), PB_migrate_isolate)
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#define clear_pageblock_isolate(page) \
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clear_pfnblock_bit(page, page_to_pfn(page), PB_migrate_isolate)
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#define set_pageblock_isolate(page) \
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set_pfnblock_bit(page, page_to_pfn(page), PB_migrate_isolate)
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#else
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static inline bool is_migrate_isolate_page(struct page *page)
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{
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return false;
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}
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static inline bool is_migrate_isolate(int migratetype)
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{
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return false;
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}
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static inline bool get_pageblock_isolate(struct page *page)
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{
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return false;
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}
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static inline void clear_pageblock_isolate(struct page *page)
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{
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}
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static inline void set_pageblock_isolate(struct page *page)
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{
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}
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#endif
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/*
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* Pageblock isolation modes:
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* PB_ISOLATE_MODE_MEM_OFFLINE - isolate to offline (!allocate) memory
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* e.g., skip over PageHWPoison() pages and
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* PageOffline() pages. Unmovable pages will be
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* reported in this mode.
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* PB_ISOLATE_MODE_CMA_ALLOC - isolate for CMA allocations
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* PB_ISOLATE_MODE_OTHER - isolate for other purposes
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*/
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enum pb_isolate_mode {
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PB_ISOLATE_MODE_MEM_OFFLINE,
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PB_ISOLATE_MODE_CMA_ALLOC,
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PB_ISOLATE_MODE_OTHER,
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};
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void __meminit init_pageblock_migratetype(struct page *page,
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enum migratetype migratetype,
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bool isolate);
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bool pageblock_isolate_and_move_free_pages(struct zone *zone, struct page *page);
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bool pageblock_unisolate_and_move_free_pages(struct zone *zone, struct page *page);
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int start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
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enum pb_isolate_mode mode);
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void undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn);
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int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,
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enum pb_isolate_mode mode);
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bool page_is_unmovable(struct zone *zone, struct page *page,
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enum pb_isolate_mode mode, unsigned long *step);
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#endif
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