Searched refs:PAGE_UNUSED (Results 1 - 3 of 3) sorted by relevance
| /kernel/linux/linux-5.10/arch/s390/mm/ |
| H A D | vmem.c | 75 #define PAGE_UNUSED 0xFD macro
78 * The unused vmemmap range, which was not yet memset(PAGE_UNUSED) ranges
87 memset(__va(unused_pmd_start), PAGE_UNUSED, in vmemmap_flush_unused_pmd()
125 /* Could be our memmap page is filled with PAGE_UNUSED already ... */ in vmemmap_use_new_sub_pmd()
128 /* Mark the unused parts of the new memmap page PAGE_UNUSED. */ in vmemmap_use_new_sub_pmd()
130 memset(page, PAGE_UNUSED, start - __pa(page)); in vmemmap_use_new_sub_pmd()
132 * We want to avoid memset(PAGE_UNUSED) when populating the vmemmap of in vmemmap_use_new_sub_pmd()
146 memset(__va(start), PAGE_UNUSED, end - start); in vmemmap_unuse_sub_pmd() local
147 return !memchr_inv(page, PAGE_UNUSED, PMD_SIZE); in vmemmap_unuse_sub_pmd()
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| /kernel/linux/linux-6.6/arch/s390/mm/ |
| H A D | vmem.c | 81 #define PAGE_UNUSED 0xFD macro
84 * The unused vmemmap range, which was not yet memset(PAGE_UNUSED) ranges
93 memset((void *)unused_sub_pmd_start, PAGE_UNUSED, in vmemmap_flush_unused_sub_pmd()
131 /* Could be our memmap page is filled with PAGE_UNUSED already ... */ in vmemmap_use_new_sub_pmd()
134 /* Mark the unused parts of the new memmap page PAGE_UNUSED. */ in vmemmap_use_new_sub_pmd()
136 memset((void *)page, PAGE_UNUSED, start - page); in vmemmap_use_new_sub_pmd()
138 * We want to avoid memset(PAGE_UNUSED) when populating the vmemmap of in vmemmap_use_new_sub_pmd()
152 memset((void *)start, PAGE_UNUSED, end - start); in vmemmap_unuse_sub_pmd()
153 return !memchr_inv((void *)page, PAGE_UNUSED, PMD_SIZE); in vmemmap_unuse_sub_pmd()
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| /kernel/linux/linux-6.6/arch/x86/mm/ |
| H A D | init_64.c | 831 #define PAGE_UNUSED 0xFD macro
834 * The unused vmemmap range, which was not yet memset(PAGE_UNUSED), ranges
846 memset((void *)unused_pmd_start, PAGE_UNUSED, in vmemmap_flush_unused_pmd()
862 memset((void *)addr, PAGE_UNUSED, end - addr); in vmemmap_pmd_is_unused()
864 return !memchr_inv((void *)start, PAGE_UNUSED, PMD_SIZE); in vmemmap_pmd_is_unused()
910 * Could be our memmap page is filled with PAGE_UNUSED already from a in vmemmap_use_new_sub_pmd()
916 * Mark with PAGE_UNUSED the unused parts of the new memmap range in vmemmap_use_new_sub_pmd()
919 memset((void *)page, PAGE_UNUSED, start - page); in vmemmap_use_new_sub_pmd()
922 * We want to avoid memset(PAGE_UNUSED) when populating the vmemmap of in vmemmap_use_new_sub_pmd()
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