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-rw-r--r--include/linux/file.h23
1 files changed, 15 insertions, 8 deletions
diff --git a/include/linux/file.h b/include/linux/file.h
index 5206beb..db37223 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -16,23 +16,29 @@
*/
#define NR_OPEN_DEFAULT BITS_PER_LONG
+struct fdtable {
+ unsigned int max_fds;
+ int max_fdset;
+ int next_fd;
+ struct file ** fd; /* current fd array */
+ fd_set *close_on_exec;
+ fd_set *open_fds;
+};
+
/*
* Open file table structure
*/
struct files_struct {
atomic_t count;
spinlock_t file_lock; /* Protects all the below members. Nests inside tsk->alloc_lock */
- int max_fds;
- int max_fdset;
- int next_fd;
- struct file ** fd; /* current fd array */
- fd_set *close_on_exec;
- fd_set *open_fds;
+ struct fdtable fdtab;
fd_set close_on_exec_init;
fd_set open_fds_init;
struct file * fd_array[NR_OPEN_DEFAULT];
};
+#define files_fdtable(files) (&(files)->fdtab)
+
extern void FASTCALL(__fput(struct file *));
extern void FASTCALL(fput(struct file *));
@@ -63,9 +69,10 @@ extern int expand_files(struct files_struct *, int nr);
static inline struct file * fcheck_files(struct files_struct *files, unsigned int fd)
{
struct file * file = NULL;
+ struct fdtable *fdt = files_fdtable(files);
- if (fd < files->max_fds)
- file = files->fd[fd];
+ if (fd < fdt->max_fds)
+ file = fdt->fd[fd];
return file;
}
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