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file: redo locking

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Matheus
2023-07-03 22:51:53 -03:00
parent b657874c4c
commit 032560bda0
11 changed files with 107 additions and 27 deletions
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kernel-src/fs/file.c
-6
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@@ -81,14 +81,10 @@ file_t *fd_get(int fd) {
spinlock_release(&proc->fdlock);
if (file)
MUTEX_ACQUIRE(&file->mutex, false);
return file;
}
void fd_release(file_t *file) {
MUTEX_RELEASE(&file->mutex);
FILE_RELEASE(file);
}
@@ -117,8 +113,6 @@ int fd_new(int flags, file_t **rfile, int *rfd) {
proc->fdfirst = fd + 1;
proc->fd[fd].file = file;
proc->fd[fd].flags = flags;
MUTEX_ACQUIRE(&file->mutex, false);
FILE_HOLD(file);
spinlock_release(&proc->fdlock);