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
65 lines
2.3 KiB
C
65 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __CMA_H__
|
|
#define __CMA_H__
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/types.h>
|
|
#include <linux/numa.h>
|
|
|
|
#ifdef CONFIG_CMA_AREAS
|
|
#define MAX_CMA_AREAS CONFIG_CMA_AREAS
|
|
#endif
|
|
|
|
#define CMA_MAX_NAME 64
|
|
|
|
/*
|
|
* the buddy -- especially pageblock merging and alloc_contig_range()
|
|
* -- can deal with only some pageblocks of a higher-order page being
|
|
* MIGRATE_CMA, we can use pageblock_nr_pages.
|
|
*/
|
|
#define CMA_MIN_ALIGNMENT_PAGES pageblock_nr_pages
|
|
#define CMA_MIN_ALIGNMENT_BYTES (PAGE_SIZE * CMA_MIN_ALIGNMENT_PAGES)
|
|
|
|
struct cma;
|
|
|
|
extern unsigned long totalcma_pages;
|
|
extern phys_addr_t cma_get_base(const struct cma *cma);
|
|
extern unsigned long cma_get_size(const struct cma *cma);
|
|
extern const char *cma_get_name(const struct cma *cma);
|
|
|
|
extern int __init cma_declare_contiguous_nid(phys_addr_t base,
|
|
phys_addr_t size, phys_addr_t limit,
|
|
phys_addr_t alignment, unsigned int order_per_bit,
|
|
bool fixed, const char *name, struct cma **res_cma,
|
|
int nid);
|
|
static inline int __init cma_declare_contiguous(phys_addr_t base,
|
|
phys_addr_t size, phys_addr_t limit,
|
|
phys_addr_t alignment, unsigned int order_per_bit,
|
|
bool fixed, const char *name, struct cma **res_cma)
|
|
{
|
|
return cma_declare_contiguous_nid(base, size, limit, alignment,
|
|
order_per_bit, fixed, name, res_cma, NUMA_NO_NODE);
|
|
}
|
|
extern int __init cma_declare_contiguous_multi(phys_addr_t size,
|
|
phys_addr_t align, unsigned int order_per_bit,
|
|
const char *name, struct cma **res_cma, int nid);
|
|
extern int cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
|
|
unsigned int order_per_bit,
|
|
const char *name,
|
|
struct cma **res_cma);
|
|
extern struct page *cma_alloc(struct cma *cma, unsigned long count, unsigned int align,
|
|
bool no_warn);
|
|
extern bool cma_release(struct cma *cma, const struct page *pages, unsigned long count);
|
|
|
|
struct page *cma_alloc_frozen(struct cma *cma, unsigned long count,
|
|
unsigned int align, bool no_warn);
|
|
struct page *cma_alloc_frozen_compound(struct cma *cma, unsigned int order);
|
|
bool cma_release_frozen(struct cma *cma, const struct page *pages,
|
|
unsigned long count);
|
|
|
|
extern int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data);
|
|
extern bool cma_intersects(struct cma *cma, unsigned long start, unsigned long end);
|
|
|
|
extern void cma_reserve_pages_on_error(struct cma *cma);
|
|
#endif
|