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Searched refs:mremap (Results 1 – 25 of 49) sorted by relevance

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/Linux-v5.15/tools/testing/selftests/vm/
Dmremap_dontunmap.c56 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in kernel_support_for_mremap_dontunmap()
111 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple()
152 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_shmem()
203 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_fixed()
254 mremap(source_mapping + (5 * page_size), 5 * page_size, in mremap_dontunmap_partial_mapping()
312 mremap(source_mapping, 5 * page_size, in mremap_dontunmap_partial_mapping_overwrite()
Dsplit_huge_page_test.c259 pte_mapped = mremap(one_page, pagesize, pagesize, MREMAP_MAYMOVE); in split_pte_mapped_thp()
263 pte_mapped2 = mremap(one_page + pmd_pagesize * i + pagesize * i, in split_pte_mapped_thp()
Dmremap_test.c145 dest_addr = mremap(src_addr, c.region_size, c.region_size, in remap_region()
Dkhugepaged.c773 p = mremap(BASE_ADDR - i * page_size, in collapse_compound_extreme()
783 p = mremap(BASE_ADDR + 2 * hpage_pmd_size, in collapse_compound_extreme()
/Linux-v5.15/tools/testing/selftests/bpf/prog_tests/
Dringbuf.c107 tmp_ptr = mremap(mmap_ptr, page_size, 2 * page_size, MREMAP_MAYMOVE); in test_ringbuf()
136 ASSERT_ERR_PTR(mremap(mmap_ptr, 0, 4 * page_size, MREMAP_MAYMOVE), "ro_remap"); in test_ringbuf()
146 ASSERT_ERR_PTR(mremap(mmap_ptr, 0, 3 * page_size, MREMAP_MAYMOVE), "ro_remap"); in test_ringbuf()
/Linux-v5.15/arch/arm64/kernel/
Dvdso.c290 .mremap = aarch32_sigpage_mremap,
298 .mremap = vdso_mremap,
452 .mremap = vdso_mremap,
/Linux-v5.15/arch/s390/kernel/
Dvdso.c148 .mremap = vdso_mremap,
153 .mremap = vdso_mremap,
/Linux-v5.15/Documentation/vm/
Dovercommit-accounting.rst45 The C language stack growth does an implicit mremap. If you want absolute
76 * We account mremap changes in size
Dtranshuge.rst74 Example to make mremap.c transparent hugepage aware with a one liner
77 diff --git a/mm/mremap.c b/mm/mremap.c
78 --- a/mm/mremap.c
79 +++ b/mm/mremap.c
/Linux-v5.15/tools/testing/selftests/x86/
Dtest_mremap_vdso.c41 new_addr = mremap(vdso_addr, size, size, in try_to_remap()
Dsysret_rip.c134 ret = mremap((void *)current_test_page_addr, 4096, 4096, in test_syscall_fallthrough_to()
/Linux-v5.15/Documentation/arm64/
Dtagged-address-abi.rst51 ``mremap()`` as these have the potential to alias with existing
56 ``mmap()`` and ``mremap()`` system calls.
130 - ``mremap()``, the ``new_address`` argument (since kernel v5.6).
/Linux-v5.15/tools/testing/selftests/powerpc/signal/
Dsigreturn_vdso.c96 assert(mremap((void *)low, size, size, MREMAP_MAYMOVE|MREMAP_FIXED, p) != MAP_FAILED); in test_sigreturn_vdso()
/Linux-v5.15/arch/powerpc/kernel/
Dvdso.c93 .mremap = vdso32_mremap,
98 .mremap = vdso64_mremap,
/Linux-v5.15/arch/arm/kernel/
Dvdso.c60 .mremap = vdso_mremap,
Dprocess.c393 .mremap = sigpage_mremap,
/Linux-v5.15/mm/
Dmremap.c625 } else if (vma->vm_ops && vma->vm_ops->mremap) { in move_vma()
626 err = vma->vm_ops->mremap(new_vma); in move_vma()
895 SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len, in SYSCALL_DEFINE5() argument
DMakefile39 mlock.o mmap.o mmu_gather.o mprotect.o mremap.o \
/Linux-v5.15/include/linux/
Dmm_types.h791 int (*mremap)(const struct vm_special_mapping *sm, member
/Linux-v5.15/Documentation/admin-guide/mm/
Dnommu-mmap.rst180 No-MMU mremap
183 The mremap() function is partially supported. It may change the size of a
194 The mremap() function must be given an exact match for base address and size of
Duserfaultfd.rst34 management of mremap/mprotect is that the userfaults in all their
270 enable notifications about mremap() calls. When the
295 implicitly (e.g. during mremap()), the area is removed and in turn the
/Linux-v5.15/kernel/
Dsys_ni.c262 COND_SYSCALL(mremap);
/Linux-v5.15/arch/x86/entry/vdso/
Dvma.c234 .mremap = vdso_mremap,
/Linux-v5.15/arch/sparc/kernel/syscalls/
Dsyscall.tbl301 250 32 mremap sys_mremap
302 250 64 mremap sys_64_mremap
/Linux-v5.15/arch/mips/kernel/syscalls/
Dsyscall_n64.tbl34 24 n64 mremap sys_mremap

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