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vmm: fix shared flag not being passed to VOP_MMAP and VOP_UNMAP

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Matheus
2023-07-10 21:16:10 -03:00
parent ec956306a8
commit 2f14b61b72
1 changed files with 2 additions and 2 deletions
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kernel-src/mm/vmm.c
+2 -2
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@@ -220,7 +220,7 @@ static void destroyrange(vmmcontext_t *context, vmmrange_t *range, uintmax_t _of
cred_t *cred = proc ? &proc->cred : NULL; cred_t *cred = proc ? &proc->cred : NULL;
if ((range->flags & VMM_FLAGS_FILE) && (range->flags & VMM_FLAGS_SHARED) && (flags & VMM_DESTROY_FLAGS_NOSYNC) == 0) { if ((range->flags & VMM_FLAGS_FILE) && (range->flags & VMM_FLAGS_SHARED) && (flags & VMM_DESTROY_FLAGS_NOSYNC) == 0) {
__assert(VOP_MUNMAP(range->vnode, vaddr, range->offset + offset, mmuflagstovnodeflags(range->mmuflags), cred) == 0); __assert(VOP_MUNMAP(range->vnode, vaddr, range->offset + offset, mmuflagstovnodeflags(range->mmuflags) | (range->flags & VMM_FLAGS_SHARED ? V_FFLAGS_SHARED : 0), cred) == 0);
} else { } else {
pmm_free(physical, 1); pmm_free(physical, 1);
arch_mmu_unmap(context->pagetable, vaddr); arch_mmu_unmap(context->pagetable, vaddr);
@@ -330,7 +330,7 @@ bool vmm_pagefault(void *addr, bool user, int actions) {
if (range->flags & VMM_FLAGS_FILE) { if (range->flags & VMM_FLAGS_FILE) {
uintmax_t mapoffset = (uintptr_t)addr - (uintptr_t)range->start; uintmax_t mapoffset = (uintptr_t)addr - (uintptr_t)range->start;
__assert(VOP_MMAP(range->vnode, addr, range->offset + mapoffset, mmuflagstovnodeflags(range->mmuflags), cred) == 0); __assert(VOP_MMAP(range->vnode, addr, range->offset + mapoffset, mmuflagstovnodeflags(range->mmuflags) | (range->flags & VMM_FLAGS_SHARED ? V_FFLAGS_SHARED : 0), cred) == 0);
status = true; status = true;
} else { } else {
void *paddr = pmm_alloc(1, PMM_SECTION_DEFAULT); void *paddr = pmm_alloc(1, PMM_SECTION_DEFAULT);