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Groups > linux.kernel > #1252278

[PATCH 3.13.y-ckt 54/85] hpfs: update ctime and mtime on directory modification

From Kamal Mostafa <kamal@canonical.com>
Newsgroups linux.kernel
Subject [PATCH 3.13.y-ckt 54/85] hpfs: update ctime and mtime on directory modification
Date 2015-10-21 00:40 +0200
Message-ID <qlNJy-Ca-69@gated-at.bofh.it> (permalink)
References <qlMNr-7E9-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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3.13.11-ckt28 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mikulas Patocka <mikulas@twibright.com>

commit f49a26e7718dd30b49e3541e3e25aecf5e7294e2 upstream.

Update ctime and mtime when a directory is modified. (though OS/2 doesn't
update them anyway)

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 fs/hpfs/namei.c | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index 1b39afd..5f60bb2 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -8,6 +8,17 @@
 #include <linux/sched.h>
 #include "hpfs_fn.h"
 
+static void hpfs_update_directory_times(struct inode *dir)
+{
+	time_t t = get_seconds();
+	if (t == dir->i_mtime.tv_sec &&
+	    t == dir->i_ctime.tv_sec)
+		return;
+	dir->i_mtime.tv_sec = dir->i_ctime.tv_sec = t;
+	dir->i_mtime.tv_nsec = dir->i_ctime.tv_nsec = 0;
+	hpfs_write_inode_nolock(dir);
+}
+
 static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 {
 	const unsigned char *name = dentry->d_name.name;
@@ -99,6 +110,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 		result->i_mode = mode | S_IFDIR;
 		hpfs_write_inode_nolock(result);
 	}
+	hpfs_update_directory_times(dir);
 	d_instantiate(dentry, result);
 	hpfs_unlock(dir->i_sb);
 	return 0;
@@ -187,6 +199,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, umode_t mode, b
 		result->i_mode = mode | S_IFREG;
 		hpfs_write_inode_nolock(result);
 	}
+	hpfs_update_directory_times(dir);
 	d_instantiate(dentry, result);
 	hpfs_unlock(dir->i_sb);
 	return 0;
@@ -262,6 +275,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, de
 	insert_inode_hash(result);
 
 	hpfs_write_inode_nolock(result);
+	hpfs_update_directory_times(dir);
 	d_instantiate(dentry, result);
 	brelse(bh);
 	hpfs_unlock(dir->i_sb);
@@ -340,6 +354,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
 	insert_inode_hash(result);
 
 	hpfs_write_inode_nolock(result);
+	hpfs_update_directory_times(dir);
 	d_instantiate(dentry, result);
 	hpfs_unlock(dir->i_sb);
 	return 0;
@@ -423,6 +438,8 @@ again:
 out1:
 	hpfs_brelse4(&qbh);
 out:
+	if (!err)
+		hpfs_update_directory_times(dir);
 	hpfs_unlock(dir->i_sb);
 	return err;
 }
@@ -477,6 +494,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
 out1:
 	hpfs_brelse4(&qbh);
 out:
+	if (!err)
+		hpfs_update_directory_times(dir);
 	hpfs_unlock(dir->i_sb);
 	return err;
 }
@@ -595,7 +614,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		goto end1;
 	}
 
-	end:
+end:
 	hpfs_i(i)->i_parent_dir = new_dir->i_ino;
 	if (S_ISDIR(i->i_mode)) {
 		inc_nlink(new_dir);
@@ -610,6 +629,10 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		brelse(bh);
 	}
 end1:
+	if (!err) {
+		hpfs_update_directory_times(old_dir);
+		hpfs_update_directory_times(new_dir);
+	}
 	hpfs_unlock(i->i_sb);
 	return err;
 }
-- 
1.9.1

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[3.13.y-ckt stable] Linux 3.13.11-ckt28 stable review Kamal Mostafa <kamal@canonical.com> - 2015-10-20 23:40 +0200
  [PATCH 3.13.y-ckt 73/85] perf hists: Update the column width for the "srcline" sort key Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 84/85] task_work: remove fifo ordering guarantee Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 65/85] drm/qxl: validate monitors config modes Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 85/85] scsi_dh: fix randconfig build error Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 82/85] mmc: core: fix race condition in mmc_wait_data_done Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 81/85] IB/uverbs: Fix race between ib_uverbs_open and remove_one Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 79/85] IB/mlx4: Forbid using sysfs to change RoCE pkeys Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 80/85] IB/mlx4: Use correct SL on AH query under RoCE Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 83/85] ipv6: fix exthdrs offload registration in out_rt path Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 77/85] perf stat: Get correct cpu id for print_aggr Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:30 +0200
  [PATCH 3.13.y-ckt 67/85] x86/mm: Initialize pmd_idx in page_table_range_init_count() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 55/85] Input: evdev - do not report errors form flush() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 48/85] xfs: return errors from partial I/O failures to files Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
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  [PATCH 3.13.y-ckt 69/85] jbd2: avoid infinite loop when destroying aborted journal Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 56/85] crypto: ghash-clmulni: specify context size for ghash async algorithm Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 50/85] tg3: Fix temperature reporting Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 60/85] scsi: fix scsi_error_handler vs. scsi_host_dev_release race Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 49/85] IB/qib: Change lkey table allocation to support more MRs Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 70/85] clk: versatile: off by one in clk_sp810_timerclken_of_get() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 74/85] batman-adv: Make DAT capability changes atomic Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 41/85] Btrfs: check if previous transaction aborted to avoid fs corruption Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 71/85] usb: gadget: m66592-udc: forever loop in set_feature() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 78/85] IB/mlx4: Fix potential deadlock when sending mad to wire Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 57/85] fs: create and use seq_show_option for escaping Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 58/85] ALSA: hda - Enable headphone jack detect on old Fujitsu laptops Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 53/85] IB/uverbs: reject invalid or unknown opcodes Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 61/85] parisc: Use double word condition in 64bit CAS operation Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 76/85] powerpc/mm: Fix pte_pagesize_index() crash on 4K w/64K hash Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 51/85] drm/i915: Always mark the object as dirty when used by the GPU Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 54/85] hpfs: update ctime and mtime on directory modification Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 46/85] drivercore: Fix unregistration path of platform devices Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 68/85] powerpc/rtas: Introduce rtas_get_sensor_fast() for IRQ handlers Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 47/85] Input: synaptics - fix handling of disabling gesture mode Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
    Re: [PATCH 3.13.y-ckt 47/85] Input: synaptics - fix handling of  disabling gesture mode Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2015-10-21 00:50 +0200
      Re: [PATCH 3.13.y-ckt 47/85] Input: synaptics - fix handling of  disabling gesture mode Kamal Mostafa <kamal@canonical.com> - 2015-10-21 22:30 +0200
  [PATCH 3.13.y-ckt 43/85] rtlwifi: rtl8192cu: Add new device ID Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 21/85] iio: event: Remove negative error code from iio_event_poll Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 72/85] windfarm: decrement client count when unregistering Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 22/85] NFSv4: don't set SETATTR for O_RDONLY|O_EXCL Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 52/85] Add radeon suspend/resume quirk for HP Compaq dc5750. Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 59/85] ALSA: hda - Use ALC880_FIXUP_FUJITSU for FSC Amilo M1437 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:40 +0200
  [PATCH 3.13.y-ckt 35/85] USB: ftdi_sio: Added custom PID for CustomWare products Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 30/85] xtensa: fix kernel register spilling Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 26/85] drivers: usb: fsl: Workaround for USB erratum-A005275 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 36/85] HID: usbhid: Fix the check for HID_RESET_PENDING in hid_io_error Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 17/85] iio: adis16400: Fix adis16448 gyroscope scale Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 38/85] libxfs: readahead of dir3 data blocks should use the read verifier Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 18/85] iio: Add inverse unit conversion macros Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 37/85] eCryptfs: Invalidate dcache entries when lower i_nlink is zero Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 31/85] NFS: nfs_set_pgio_error sometimes misses errors Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 44/85] rtlwifi: rtl8192cu: Add new device ID Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 45/85] of/address: Don't loop forever in of_find_matching_node_by_address(). Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 28/85] staging: comedi: adl_pci7x3x: fix digital output on PCI-7230 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 39/85] xfs: Fix xfs_attr_leafblock definition Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 27/85] serial: 8250: don't bind to SMSC IrCC IR port Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 34/85] USB: symbolserial: Use usb_get_serial_port_data Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 32/85] NFS: Fix a NULL pointer dereference of migration recovery ops for v4.2 client Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 29/85] blk-mq: fix buffer overflow when reading sysfs file of 'pending' Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 42/85] DRM - radeon: Don't link train DisplayPort on HPD until we get the dpcd Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 33/85] usb: host: ehci-sys: delete useless bus_to_hcd conversion Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 40/85] arm64: kconfig: Move LIST_POISON to a safe value Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 02/85] dcache: Handle escaped paths in prepend_path Kamal Mostafa <kamal@canonical.com> - 2015-10-21 00:50 +0200
  [PATCH 3.13.y-ckt 07/85] xtensa: fix threadptr reload on return to userspace Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 03/85] vfs: Test for and handle paths that are unreachable from their mnt_root Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 05/85] [media] v4l: omap3isp: Fix sub-device power management code Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 16/85] devres: fix devres_get() Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 08/85] ARM: OMAP2+: DRA7: clockdomain: change l4per2_7xx_clkdm to SW_WKUP Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 04/85] sctp: fix race on protocol/netns initialization Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 12/85] usb: dwc3: ep0: Fix mem corruption on OUT transfers of more than 512 bytes Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 14/85] KVM: MMU: fix validation of mmio page fault Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 11/85] PCI: Add VPD function 0 quirk for Intel Ethernet devices Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 10/85] PCI: Add dev_flags bit to access VPD through function 0 Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 15/85] auxdisplay: ks0108: fix refcount Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 09/85] mac80211: enable assoc check for mesh interfaces Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200
  [PATCH 3.13.y-ckt 13/85] serial: 8250_pci: Add support for Pericom PI7C9X795[1248] Kamal Mostafa <kamal@canonical.com> - 2015-10-21 01:00 +0200

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