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add_process_memory_range(): optionally return range object

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This commit is contained in:
Balazs Gerofi
2016-12-30 15:51:17 +09:00
parent 1794232989
commit ec75095073
5 changed files with 51 additions and 59 deletions
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6
arch/x86/kernel/syscall.c
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@@ -1741,7 +1741,8 @@ int arch_map_vdso(struct process_vm *vm)
vrflags = VR_REMOTE;
vrflags |= VR_PROT_READ | VR_PROT_EXEC;
vrflags |= VRFLAG_PROT_TO_MAXPROT(vrflags);
error = add_process_memory_range(vm, (intptr_t)s, (intptr_t)e, NOPHYS, vrflags, NULL, 0, PAGE_SHIFT);
error = add_process_memory_range(vm, (intptr_t)s, (intptr_t)e,
NOPHYS, vrflags, NULL, 0, PAGE_SHIFT, NULL);
if (error) {
ekprintf("ERROR: adding memory range for vdso. %d\n", error);
goto out;
@@ -1772,7 +1773,8 @@ int arch_map_vdso(struct process_vm *vm)
vrflags = VR_REMOTE;
vrflags |= VR_PROT_READ;
vrflags |= VRFLAG_PROT_TO_MAXPROT(vrflags);
error = add_process_memory_range(vm, (intptr_t)s, (intptr_t)e, NOPHYS, vrflags, NULL, 0, PAGE_SHIFT);
error = add_process_memory_range(vm, (intptr_t)s, (intptr_t)e,
NOPHYS, vrflags, NULL, 0, PAGE_SHIFT, NULL);
if (error) {
ekprintf("ERROR: adding memory range for vvar. %d\n", error);
goto out;