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
164 lines
5.0 KiB
C
164 lines
5.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef LINUX_MM_DEBUG_H
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#define LINUX_MM_DEBUG_H 1
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#include <linux/bug.h>
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#include <linux/stringify.h>
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struct page;
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struct vm_area_struct;
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struct mm_struct;
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struct vma_iterator;
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struct vma_merge_struct;
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void dump_page(const struct page *page, const char *reason);
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void dump_vma(const struct vm_area_struct *vma);
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void dump_mm(const struct mm_struct *mm);
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void dump_vmg(const struct vma_merge_struct *vmg, const char *reason);
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void vma_iter_dump_tree(const struct vma_iterator *vmi);
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#ifdef CONFIG_DEBUG_VM
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#define VM_BUG_ON(cond) BUG_ON(cond)
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#define VM_BUG_ON_PAGE(cond, page) \
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do { \
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if (unlikely(cond)) { \
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dump_page(page, "VM_BUG_ON_PAGE(" __stringify(cond)")");\
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BUG(); \
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} \
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} while (0)
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#define VM_BUG_ON_FOLIO(cond, folio) \
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do { \
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if (unlikely(cond)) { \
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dump_page(&folio->page, "VM_BUG_ON_FOLIO(" __stringify(cond)")");\
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BUG(); \
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} \
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} while (0)
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#define VM_BUG_ON_VMA(cond, vma) \
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do { \
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if (unlikely(cond)) { \
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dump_vma(vma); \
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BUG(); \
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} \
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} while (0)
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#define VM_BUG_ON_MM(cond, mm) \
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do { \
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if (unlikely(cond)) { \
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dump_mm(mm); \
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BUG(); \
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} \
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} while (0)
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#define VM_WARN_ON_PAGE(cond, page) ({ \
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int __ret_warn = !!(cond); \
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\
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if (unlikely(__ret_warn)) { \
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dump_page(page, "VM_WARN_ON_PAGE(" __stringify(cond)")");\
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WARN_ON(1); \
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} \
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unlikely(__ret_warn); \
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})
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#define VM_WARN_ON_ONCE_PAGE(cond, page) ({ \
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static bool __section(".data..once") __warned; \
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int __ret_warn_once = !!(cond); \
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\
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if (unlikely(__ret_warn_once && !__warned)) { \
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dump_page(page, "VM_WARN_ON_ONCE_PAGE(" __stringify(cond)")");\
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__warned = true; \
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WARN_ON(1); \
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} \
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unlikely(__ret_warn_once); \
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})
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#define VM_WARN_ON_FOLIO(cond, folio) ({ \
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int __ret_warn = !!(cond); \
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\
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if (unlikely(__ret_warn)) { \
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dump_page(&folio->page, "VM_WARN_ON_FOLIO(" __stringify(cond)")");\
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WARN_ON(1); \
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} \
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unlikely(__ret_warn); \
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})
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#define VM_WARN_ON_ONCE_FOLIO(cond, folio) ({ \
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static bool __section(".data..once") __warned; \
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int __ret_warn_once = !!(cond); \
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\
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if (unlikely(__ret_warn_once && !__warned)) { \
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dump_page(&folio->page, "VM_WARN_ON_ONCE_FOLIO(" __stringify(cond)")");\
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__warned = true; \
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WARN_ON(1); \
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} \
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unlikely(__ret_warn_once); \
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})
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#define VM_WARN_ON_ONCE_MM(cond, mm) ({ \
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static bool __section(".data..once") __warned; \
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int __ret_warn_once = !!(cond); \
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\
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if (unlikely(__ret_warn_once && !__warned)) { \
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dump_mm(mm); \
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__warned = true; \
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WARN_ON(1); \
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} \
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unlikely(__ret_warn_once); \
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})
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#define VM_WARN_ON_ONCE_VMA(cond, vma) ({ \
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static bool __section(".data..once") __warned; \
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int __ret_warn_once = !!(cond); \
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\
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if (unlikely(__ret_warn_once && !__warned)) { \
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dump_vma(vma); \
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__warned = true; \
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WARN_ON(1); \
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} \
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unlikely(__ret_warn_once); \
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})
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#define VM_WARN_ON_VMG(cond, vmg) ({ \
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int __ret_warn = !!(cond); \
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\
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if (unlikely(__ret_warn)) { \
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dump_vmg(vmg, "VM_WARN_ON_VMG(" __stringify(cond)")"); \
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WARN_ON(1); \
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} \
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unlikely(__ret_warn); \
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})
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#define VM_WARN_ON(cond) (void)WARN_ON(cond)
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#define VM_WARN_ON_ONCE(cond) (void)WARN_ON_ONCE(cond)
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#define VM_WARN_ONCE(cond, format...) (void)WARN_ONCE(cond, format)
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#define VM_WARN(cond, format...) (void)WARN(cond, format)
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#else
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#define VM_BUG_ON(cond) BUILD_BUG_ON_INVALID(cond)
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#define VM_BUG_ON_PAGE(cond, page) VM_BUG_ON(cond)
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#define VM_BUG_ON_FOLIO(cond, folio) VM_BUG_ON(cond)
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#define VM_BUG_ON_VMA(cond, vma) VM_BUG_ON(cond)
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#define VM_BUG_ON_MM(cond, mm) VM_BUG_ON(cond)
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#define VM_WARN_ON(cond) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_ONCE(cond) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_PAGE(cond, page) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_ONCE_PAGE(cond, page) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_FOLIO(cond, folio) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_ONCE_FOLIO(cond, folio) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_ONCE_MM(cond, mm) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_ONCE_VMA(cond, vma) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ON_VMG(cond, vmg) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN_ONCE(cond, format...) BUILD_BUG_ON_INVALID(cond)
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#define VM_WARN(cond, format...) BUILD_BUG_ON_INVALID(cond)
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#endif /* CONFIG_DEBUG_VM */
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#ifdef CONFIG_DEBUG_VM_IRQSOFF
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#define VM_WARN_ON_IRQS_ENABLED() WARN_ON_ONCE(!irqs_disabled())
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#else
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#define VM_WARN_ON_IRQS_ENABLED() do { } while (0)
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#endif
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#ifdef CONFIG_DEBUG_VIRTUAL
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#define VIRTUAL_BUG_ON(cond) BUG_ON(cond)
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#else
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#define VIRTUAL_BUG_ON(cond) do { } while (0)
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#endif
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#ifdef CONFIG_DEBUG_VM_PGFLAGS
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#define VM_BUG_ON_PGFLAGS(cond, page) VM_BUG_ON_PAGE(cond, page)
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#else
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#define VM_BUG_ON_PGFLAGS(cond, page) BUILD_BUG_ON_INVALID(cond)
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#endif
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#endif
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