/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_PFN_H_ #define _LINUX_PFN_H_ #ifndef __ASSEMBLY__ #include <linux/types.h> /* * pfn_t: encapsulates a page-frame number that is optionally backed * by memmap (struct page). Whether a pfn_t has a 'struct page' * backing is indicated by flags in the high bits of the value. */ typedef struct { u64 val; } pfn_t; #endif #define PFN_ALIGN(x) (((unsigned long)(x) + (PAGE_SIZE - 1)) & PAGE_MASK) #define PFN_UP(x) (((x) + PAGE_SIZE-1) >> PAGE_SHIFT) #define PFN_DOWN(x) ((x) >> PAGE_SHIFT) #define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT) #define PHYS_PFN(x) ((unsigned long)((x) >> PAGE_SHIFT)) #endifOverall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dave Hansen | 35 | 56.45% | 1 | 16.67% |
Dan J Williams | 10 | 16.13% | 2 | 33.33% |
Jeremy Fitzhardinge | 9 | 14.52% | 1 | 16.67% |
Chen Gang | 7 | 11.29% | 1 | 16.67% |
Greg Kroah-Hartman | 1 | 1.61% | 1 | 16.67% |
Total | 62 | 100.00% | 6 | 100.00% |