file.c (0ea8a56de21be24cb79abb03dee79aabcd60a316) file.c (0f2122045b946241a9e549c2a76cea54fa58a7ff)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/file.c
4 *
5 * Copyright (C) 1998-1999, Stephen Tweedie and Bill Hawes
6 *
7 * Manage the dynamic fd arrays in the process files_struct.
8 */

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16#include <linux/slab.h>
17#include <linux/file.h>
18#include <linux/fdtable.h>
19#include <linux/bitops.h>
20#include <linux/spinlock.h>
21#include <linux/rcupdate.h>
22#include <linux/close_range.h>
23#include <net/sock.h>
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/file.c
4 *
5 * Copyright (C) 1998-1999, Stephen Tweedie and Bill Hawes
6 *
7 * Manage the dynamic fd arrays in the process files_struct.
8 */

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16#include <linux/slab.h>
17#include <linux/file.h>
18#include <linux/fdtable.h>
19#include <linux/bitops.h>
20#include <linux/spinlock.h>
21#include <linux/rcupdate.h>
22#include <linux/close_range.h>
23#include <net/sock.h>
24#include <linux/io_uring.h>
24
25unsigned int sysctl_nr_open __read_mostly = 1024*1024;
26unsigned int sysctl_nr_open_min = BITS_PER_LONG;
27/* our min() is unusable in constant expressions ;-/ */
28#define __const_min(x, y) ((x) < (y) ? (x) : (y))
29unsigned int sysctl_nr_open_max =
30 __const_min(INT_MAX, ~(size_t)0/sizeof(void *)) & -BITS_PER_LONG;
31

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447 put_files_struct(old);
448}
449
450void exit_files(struct task_struct *tsk)
451{
452 struct files_struct * files = tsk->files;
453
454 if (files) {
25
26unsigned int sysctl_nr_open __read_mostly = 1024*1024;
27unsigned int sysctl_nr_open_min = BITS_PER_LONG;
28/* our min() is unusable in constant expressions ;-/ */
29#define __const_min(x, y) ((x) < (y) ? (x) : (y))
30unsigned int sysctl_nr_open_max =
31 __const_min(INT_MAX, ~(size_t)0/sizeof(void *)) & -BITS_PER_LONG;
32

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448 put_files_struct(old);
449}
450
451void exit_files(struct task_struct *tsk)
452{
453 struct files_struct * files = tsk->files;
454
455 if (files) {
456 io_uring_files_cancel(files);
455 task_lock(tsk);
456 tsk->files = NULL;
457 task_unlock(tsk);
458 put_files_struct(files);
459 }
460}
461
462struct files_struct init_files = {

--- 735 unchanged lines hidden --- 		457 task_lock(tsk);
458 tsk->files = NULL;
459 task_unlock(tsk);
460 put_files_struct(files);
461 }
462}
463
464struct files_struct init_files = {

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