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Searched refs:vdso (Results 1 – 25 of 125) sorted by relevance

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/Linux-v5.15/arch/mips/vdso/
DMakefile7 include $(srctree)/lib/vdso/Makefile
9 obj-vdso-y := elf.o vgettimeofday.o sigreturn.o
12 ccflags-vdso := \
23 ccflags-vdso += -DBUILD_VDSO32
30 cflags-vdso := $(ccflags-vdso) \
36 aflags-vdso := $(ccflags-vdso) \
55 obj-vdso-y := $(filter-out vgettimeofday.o, $(obj-vdso-y))
59 ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
104 targets += $(obj-vdso-y)
105 targets += vdso.lds
[all …]
Dgenvdso.c191 static bool patch_vdso(const char *path, void *vdso) in patch_vdso() argument
194 return patch_vdso64(path, vdso); in patch_vdso()
196 return patch_vdso32(path, vdso); in patch_vdso()
199 static bool get_symbols(const char *path, void *vdso) in get_symbols() argument
202 return get_symbols64(path, vdso); in get_symbols()
204 return get_symbols32(path, vdso); in get_symbols()
210 void *dbg_vdso, *vdso; in main() local
231 vdso = map_vdso(vdso_path, &vdso_size); in main()
232 if (!vdso) in main()
238 if (!patch_vdso(vdso_path, vdso)) in main()
[all …]
Dgenvdso.h7 static inline bool FUNC(patch_vdso)(const char *path, void *vdso) in FUNC()
9 const ELF(Ehdr) *ehdr = vdso; in FUNC()
15 shdrs = vdso + FUNC(swap_uint)(ehdr->e_shoff); in FUNC()
20 shstrtab = vdso + FUNC(swap_uint)(shdr->sh_offset); in FUNC()
58 static inline bool FUNC(get_symbols)(const char *path, void *vdso) in FUNC()
60 const ELF(Ehdr) *ehdr = vdso; in FUNC()
69 shdrs = vdso + FUNC(swap_uint)(ehdr->e_shoff); in FUNC()
96 symtab = vdso + FUNC(swap_uint)(shdr->sh_offset); in FUNC()
102 strtab = vdso + FUNC(swap_uint)(shdr->sh_offset); in FUNC()
/Linux-v5.15/arch/riscv/kernel/vdso/
DMakefile7 include $(srctree)/lib/vdso/Makefile
9 vdso-syms = rt_sigreturn
11 vdso-syms += vgettimeofday
13 vdso-syms += getcpu
14 vdso-syms += flush_icache
17 obj-vdso = $(patsubst %, %.o, $(vdso-syms)) note.o
26 targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds
27 obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
29 obj-y += vdso.o
42 $(obj)/vdso.o: $(obj)/vdso.so
[all …]
/Linux-v5.15/arch/csky/kernel/vdso/
DMakefile6 include $(srctree)/lib/vdso/Makefile
9 vdso-syms += rt_sigreturn
10 vdso-syms += vgettimeofday
13 obj-vdso = $(patsubst %, %.o, $(vdso-syms)) note.o
22 targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.lds vdso-dummy.o
23 obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
25 obj-y += vdso.o vdso-syms.o
33 $(obj)/vdso.o: $(obj)/vdso.so
36 $(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) FORCE
38 SYSCFLAGS_vdso.so.dbg = -shared -s -Wl,-soname=linux-vdso.so.1 \
[all …]
/Linux-v5.15/arch/arm64/kernel/vdso32/
DMakefile9 include $(srctree)/lib/vdso/Makefile
123 VDSO_LDFLAGS += -Bsymbolic --no-undefined -soname=linux-vdso.so.1
131 munge := ../../../arm/vdso/vdsomunge
134 c-obj-vdso := note.o
135 c-obj-vdso-gettimeofday := vgettimeofday.o
144 targets := $(c-obj-vdso) $(c-obj-vdso-gettimeofday) $(asm-obj-vdso) vdso.so vdso.so.dbg vdso.so.raw
145 c-obj-vdso := $(addprefix $(obj)/, $(c-obj-vdso))
146 c-obj-vdso-gettimeofday := $(addprefix $(obj)/, $(c-obj-vdso-gettimeofday))
147 asm-obj-vdso := $(addprefix $(obj)/, $(asm-obj-vdso))
148 obj-vdso := $(c-obj-vdso) $(c-obj-vdso-gettimeofday) $(asm-obj-vdso)
[all …]
D.gitignore2 vdso.lds
3 vdso.so.raw
/Linux-v5.15/arch/nds32/kernel/vdso/
DMakefile9 obj-vdso := note.o datapage.o sigreturn.o gettimeofday.o
12 targets := $(obj-vdso) vdso.so vdso.so.dbg
13 obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
16 -Wl,-soname=linux-vdso.so.1 -Wl,--hash-style=sysv
22 obj-y += vdso.o
23 targets += vdso.lds
27 $(obj)/vdso.o : $(obj)/vdso.so
30 $(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE
44 include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
73 cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/$@
[all …]
Dgettimeofday.c101 static notrace inline u64 vgetsns(struct vdso_data *vdso) in vgetsns() argument
108 (u32 *) ((char *)__get_timerpage() + vdso->cycle_count_offset); in vgetsns()
110 if (true == vdso->cycle_count_down) in vgetsns()
112 cycle_delta = cycle_now - (u32) vdso->cs_cycle_last; in vgetsns()
113 return ((u64) cycle_delta & vdso->cs_mask) * vdso->cs_mult; in vgetsns()
/Linux-v5.15/arch/arm/vdso/
DMakefile6 include $(srctree)/lib/vdso/Makefile
10 obj-vdso := vgettimeofday.o datapage.o note.o
13 targets := $(obj-vdso) vdso.so vdso.so.dbg vdso.so.raw vdso.lds
14 obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
20 ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
25 obj-$(CONFIG_VDSO) += vdso.o
47 $(obj)/vdso.o : $(obj)/vdso.so
50 $(obj)/vdso.so.raw: $(obj)/vdso.lds $(obj-vdso) FORCE
53 $(obj)/vdso.so.dbg: $(obj)/vdso.so.raw $(obj)/vdsomunge FORCE
86 $(MODLIB)/vdso: FORCE
[all …]
D.gitignore2 vdso.lds
3 vdso.so.raw
/Linux-v5.15/arch/x86/um/vdso/
DMakefile11 vdso-install-$(VDSO64-y) += vdso.so
15 vobjs-y := vdso-note.o um_vdso.o
18 obj-$(VDSO64-y) += vdso.o vma.o
22 $(obj)/vdso.o: $(obj)/vdso.so
24 targets += vdso.so vdso.so.dbg vdso.lds $(vobjs-y)
28 VDSO_LDFLAGS_vdso.lds = -m64 -Wl,-soname=linux-vdso.so.1 \
31 $(obj)/vdso.o: $(src)/vdso.S $(obj)/vdso.so
33 $(obj)/vdso.so.dbg: $(obj)/vdso.lds $(vobjs) FORCE
34 $(call if_changed,vdso)
72 cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/$@
[all …]
/Linux-v5.15/arch/arm64/kernel/vdso/
DMakefile12 include $(srctree)/lib/vdso/Makefile
14 obj-vdso := vgettimeofday.o note.o sigreturn.o
17 targets := $(obj-vdso) vdso.so vdso.so.dbg
18 obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
26 ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \
48 targets += vdso.lds
52 $(obj)/vdso.o : $(obj)/vdso.so
55 $(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE
68 include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
77 cmd_vdso_install = cp $(obj)/$@.dbg $(MODLIB)/vdso/$@
[all …]
/Linux-v5.15/tools/testing/selftests/vDSO/
Dvdso_test_correctness.c111 void *vdso = dlopen("linux-vdso.so.1", in fill_function_pointers() local
113 if (!vdso) in fill_function_pointers()
114 vdso = dlopen("linux-gate.so.1", in fill_function_pointers()
116 if (!vdso) { in fill_function_pointers()
121 vdso_getcpu = (getcpu_t)dlsym(vdso, name[4]); in fill_function_pointers()
127 vdso_clock_gettime = (vgettime_t)dlsym(vdso, name[1]); in fill_function_pointers()
132 vdso_clock_gettime64 = (vgettime64_t)dlsym(vdso, name[5]); in fill_function_pointers()
137 vdso_gettimeofday = (vgtod_t)dlsym(vdso, name[0]); in fill_function_pointers()
258 struct timespec start, vdso, end; in test_one_clock_gettime() local
265 vdso_ret = vdso_clock_gettime(clock, &vdso); in test_one_clock_gettime()
[all …]
/Linux-v5.15/arch/sparc/vdso/
DMakefile10 vobjs-y := vdso-note.o vclock_gettime.o
21 $(obj)/vdso.o: $(obj)/vdso.so
23 targets += vdso.lds $(vobjs-y)
26 vdso_img_objs := $(vdso_img-y:%=vdso-image-%.o)
27 vdso_img_cfiles := $(vdso_img-y:%=vdso-image-%.c)
28 vdso_img_sodbg := $(vdso_img-y:%=vdso%.so.dbg)
31 targets += $(vdso_img_sodbg) $(vdso_img-y:%=vdso%.so)
35 VDSO_LDFLAGS_vdso.lds = -m elf64_sparc -soname linux-vdso.so.1 --no-undefined \
38 $(obj)/vdso64.so.dbg: $(obj)/vdso.lds $(vobjs) FORCE
39 $(call if_changed,vdso)
[all …]
/Linux-v5.15/arch/hexagon/kernel/
Dvdso.c22 struct hexagon_vdso *vdso; in vdso_init() local
28 vdso = vmap(&vdso_page, 1, 0, PAGE_KERNEL); in vdso_init()
29 if (!vdso) in vdso_init()
31 clear_page(vdso); in vdso_init()
37 vdso->rt_signal_trampoline[0] = __rt_sigtramp_template[0]; in vdso_init()
38 vdso->rt_signal_trampoline[1] = __rt_sigtramp_template[1]; in vdso_init()
40 vunmap(vdso); in vdso_init()
76 mm->context.vdso = (void *)vdso_base; in arch_setup_additional_pages()
85 if (vma->vm_mm && vma->vm_start == (long)vma->vm_mm->context.vdso) in arch_vma_name()
/Linux-v5.15/tools/testing/selftests/timens/
Dgettime_perf.c23 void *vdso = dlopen("linux-vdso.so.1", in fill_function_pointers() local
25 if (!vdso) in fill_function_pointers()
26 vdso = dlopen("linux-gate.so.1", in fill_function_pointers()
28 if (!vdso) in fill_function_pointers()
29 vdso = dlopen("linux-vdso32.so.1", in fill_function_pointers()
31 if (!vdso) in fill_function_pointers()
32 vdso = dlopen("linux-vdso64.so.1", in fill_function_pointers()
34 if (!vdso) { in fill_function_pointers()
39 vdso_clock_gettime = (vgettime_t)dlsym(vdso, "__vdso_clock_gettime"); in fill_function_pointers()
41 vdso_clock_gettime = (vgettime_t)dlsym(vdso, "__kernel_clock_gettime"); in fill_function_pointers()
/Linux-v5.15/arch/x86/entry/vdso/
DMakefile10 include $(srctree)/lib/vdso/Makefile
27 vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o
49 $(obj)/vdso.o: $(obj)/vdso.so
51 targets += vdso.lds $(vobjs-y)
55 vdso_img_objs := $(vdso_img-y:%=vdso-image-%.o)
56 vdso_img_cfiles := $(vdso_img-y:%=vdso-image-%.c)
57 vdso_img_sodbg := $(vdso_img-y:%=vdso%.so.dbg)
60 targets += $(vdso_img_sodbg) $(vdso_img-y:%=vdso%.so)
64 VDSO_LDFLAGS_vdso.lds = -m elf_x86_64 -soname linux-vdso.so.1 --no-undefined \
67 $(obj)/vdso64.so.dbg: $(obj)/vdso.lds $(vobjs) FORCE
[all …]
Dvma.c80 (unsigned long)current->mm->context.vdso; in vdso_fix_landing()
95 current->mm->context.vdso = (void __user *)new_vma->vm_start; in vdso_mremap()
291 current->mm->context.vdso = (void __user *)text_start; in map_vdso()
426 unsigned long vdso = (unsigned long) current->mm->context.vdso; in arch_syscall_is_vdso_sigreturn() local
429 if (regs->ip == vdso + image->sym_vdso32_sigreturn_landing_pad || in arch_syscall_is_vdso_sigreturn()
430 regs->ip == vdso + image->sym_vdso32_rt_sigreturn_landing_pad) in arch_syscall_is_vdso_sigreturn()
/Linux-v5.15/arch/csky/kernel/
Dvdso.c76 mm->context.vdso = (void *)vdso_base; in arch_setup_additional_pages()
84 mm->context.vdso = NULL; in arch_setup_additional_pages()
93 mm->context.vdso = NULL; in arch_setup_additional_pages()
101 if (vma->vm_mm && (vma->vm_start == (long)vma->vm_mm->context.vdso)) in arch_vma_name()
104 (long)vma->vm_mm->context.vdso + PAGE_SIZE)) in arch_vma_name()
/Linux-v5.15/tools/testing/selftests/x86/
Dvdso_restorer.c50 void *vdso = dlopen("linux-vdso.so.1", in main() local
52 if (!vdso) in main()
53 vdso = dlopen("linux-gate.so.1", in main()
55 if (!vdso) { in main()
Dtest_vsyscall.c74 void *vdso = dlopen("linux-vdso.so.1", RTLD_LAZY | RTLD_LOCAL | RTLD_NOLOAD); in init_vdso() local
75 if (!vdso) in init_vdso()
76 vdso = dlopen("linux-gate.so.1", RTLD_LAZY | RTLD_LOCAL | RTLD_NOLOAD); in init_vdso()
77 if (!vdso) { in init_vdso()
82 vdso_gtod = (gtod_t)dlsym(vdso, "__vdso_gettimeofday"); in init_vdso()
86 vdso_gettime = (vgettime_t)dlsym(vdso, "__vdso_clock_gettime"); in init_vdso()
90 vdso_time = (time_func_t)dlsym(vdso, "__vdso_time"); in init_vdso()
94 vdso_getcpu = (getcpu_t)dlsym(vdso, "__vdso_getcpu"); in init_vdso()
/Linux-v5.15/tools/perf/util/
Dvdso.c40 struct vdso_file vdso; member
50 .vdso = { in vdso_info__new()
73 char *vdso = NULL; in get_file() local
96 vdso = vdso_file->temp_file_name; in get_file()
103 vdso_file->found = (vdso != NULL); in get_file()
105 return vdso; in get_file()
115 if (vdso_info->vdso.found) in machine__exit_vdso()
116 unlink(vdso_info->vdso.temp_file_name); in machine__exit_vdso()
347 file = get_file(&vdso_info->vdso); in machine__findnew_vdso()
/Linux-v5.15/arch/riscv/kernel/
Dvdso.c89 mm->context.vdso = NULL; in arch_setup_additional_pages()
109 mm->context.vdso = (void *)vdso_base + VVAR_SIZE; in arch_setup_additional_pages()
118 if (vma->vm_mm && (vma->vm_start == (long)vma->vm_mm->context.vdso)) in arch_vma_name()
121 (long)vma->vm_mm->context.vdso - VVAR_SIZE)) in arch_vma_name()
/Linux-v5.15/arch/arm64/
DMakefile168 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
189 $(Q)$(MAKE) $(clean)=arch/arm64/kernel/vdso
201 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso \
202 include/generated/vdso-offsets.h arch/arm64/kernel/vdso/vdso.so
205 include/generated/vdso32-offsets.h arch/arm64/kernel/vdso32/vdso.so

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