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mmap: do MAP_FIXED

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Matheus
2023-05-10 20:38:15 -03:00
parent d178e0012f
commit f985051d87
1 changed files with 5 additions and 2 deletions
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kernel-src/sys/syscalls/mmap.c
+5 -2
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@@ -41,9 +41,12 @@ syscallret_t syscall_mmap(context_t *context, void *hint, size_t len, int prot,
mmuflags |= ARCH_MMU_FLAGS_NOEXEC; mmuflags |= ARCH_MMU_FLAGS_NOEXEC;
bool file = (flags & MAP_ANONYMOUS) == 0; bool file = (flags & MAP_ANONYMOUS) == 0;
// TODO MAP_FIXED
__assert((flags & MAP_FIXED) == 0);
int vmmflags = 0; int vmmflags = 0;
// XXX this isn't the correct behaviour for MAP_FIXED
if (flags & MAP_FIXED)
vmmflags |= VMM_FLAGS_EXACT;
vmmfiledesc_t vfd; vmmfiledesc_t vfd;
// TODO file mappings // TODO file mappings
__assert(file == false); __assert(file == false);