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vmmcache: initial implementation

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Matheus
2024-05-24 18:03:24 -03:00
parent 7673a365e8
commit 48b7fb4324
21 changed files with 772 additions and 134 deletions
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kernel-src/sys/syscalls/truncate.c
+3
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@@ -1,4 +1,5 @@
#include <kernel/syscalls.h>
#include <mutex.h>
syscallret_t syscall_ftruncate(int fd, size_t size) {
syscallret_t ret = {
@@ -16,7 +17,9 @@ syscallret_t syscall_ftruncate(int fd, size_t size) {
goto cleanup;
}
MUTEX_ACQUIRE(&file->vnode->sizelock, false);
ret.errno = VOP_RESIZE(file->vnode, size, &_cpu()->thread->proc->cred);
MUTEX_RELEASE(&file->vnode->sizelock);
ret.ret = ret.errno ? -1 : 0;
cleanup: