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Server : LiteSpeed System : Linux srv104790275 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 User : dewac4139 ( 1077) PHP Version : 8.0.30 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory : /usr/src/linux-headers-5.15.0-58-generic/arch/arm64/kvm/hyp/include/nvhe/ |
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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __KVM_HYP_GFP_H
#define __KVM_HYP_GFP_H
#include <linux/list.h>
#include <nvhe/memory.h>
#include <nvhe/spinlock.h>
#define HYP_NO_ORDER USHRT_MAX
struct hyp_pool {
/*
* Spinlock protecting concurrent changes to the memory pool as well as
* the struct hyp_page of the pool's pages until we have a proper atomic
* API at EL2.
*/
hyp_spinlock_t lock;
struct list_head free_area[MAX_ORDER];
phys_addr_t range_start;
phys_addr_t range_end;
unsigned short max_order;
};
/* Allocation */
void *hyp_alloc_pages(struct hyp_pool *pool, unsigned short order);
void hyp_split_page(struct hyp_page *page);
void hyp_get_page(struct hyp_pool *pool, void *addr);
void hyp_put_page(struct hyp_pool *pool, void *addr);
/* Used pages cannot be freed */
int hyp_pool_init(struct hyp_pool *pool, u64 pfn, unsigned int nr_pages,
unsigned int reserved_pages);
#endif /* __KVM_HYP_GFP_H */