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
90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_MM_PAGE_IDLE_H
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#define _LINUX_MM_PAGE_IDLE_H
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#include <linux/bitops.h>
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#include <linux/page-flags.h>
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#include <linux/page_ext.h>
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#if defined(CONFIG_PAGE_IDLE_FLAG) && !defined(CONFIG_64BIT)
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/*
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* If there is not enough space to store Idle and Young bits in page flags, use
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* page ext flags instead.
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*/
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static inline bool folio_test_young(const struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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bool page_young;
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if (unlikely(!page_ext))
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return false;
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page_young = test_bit(PAGE_EXT_YOUNG, &page_ext->flags);
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page_ext_put(page_ext);
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return page_young;
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}
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static inline void folio_set_young(struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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if (unlikely(!page_ext))
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return;
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set_bit(PAGE_EXT_YOUNG, &page_ext->flags);
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page_ext_put(page_ext);
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}
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static inline bool folio_test_clear_young(struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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bool page_young;
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if (unlikely(!page_ext))
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return false;
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page_young = test_and_clear_bit(PAGE_EXT_YOUNG, &page_ext->flags);
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page_ext_put(page_ext);
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return page_young;
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}
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static inline bool folio_test_idle(const struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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bool page_idle;
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if (unlikely(!page_ext))
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return false;
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page_idle = test_bit(PAGE_EXT_IDLE, &page_ext->flags);
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page_ext_put(page_ext);
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return page_idle;
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}
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static inline void folio_set_idle(struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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if (unlikely(!page_ext))
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return;
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set_bit(PAGE_EXT_IDLE, &page_ext->flags);
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page_ext_put(page_ext);
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}
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static inline void folio_clear_idle(struct folio *folio)
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{
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struct page_ext *page_ext = page_ext_get(&folio->page);
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if (unlikely(!page_ext))
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return;
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clear_bit(PAGE_EXT_IDLE, &page_ext->flags);
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page_ext_put(page_ext);
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}
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#endif /* CONFIG_PAGE_IDLE_FLAG && !64BIT */
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#endif /* _LINUX_MM_PAGE_IDLE_H */
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