Re: [PATCH 2/7] drbd: Add peer device parameter to whole-bitmap I/O handlers
From: kernel test robot
Date: Wed Feb 15 2023 - 13:47:54 EST
Hi Christoph,
I love your patch! Perhaps something to improve:
[auto build test WARNING on a06377c5d01eeeaa52ad979b62c3c72efcc3eff0]
url: https://github.com/intel-lab-lkp/linux/commits/Christoph-B-hmwalder/drbd-Rip-out-the-ERR_IF_CNT_IS_NEGATIVE-macro/20230216-003454
base: a06377c5d01eeeaa52ad979b62c3c72efcc3eff0
patch link: https://lore.kernel.org/r/20230215163204.2856631-3-christoph.boehmwalder%40linbit.com
patch subject: [PATCH 2/7] drbd: Add peer device parameter to whole-bitmap I/O handlers
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230216/202302160243.r4vaCKlw-lkp@xxxxxxxxx/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/e55221e8a69f80303803dab7e079bff7b698ea02
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Christoph-B-hmwalder/drbd-Rip-out-the-ERR_IF_CNT_IS_NEGATIVE-macro/20230216-003454
git checkout e55221e8a69f80303803dab7e079bff7b698ea02
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/block/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202302160243.r4vaCKlw-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
In file included from include/linux/drbd_genl_api.h:54,
from drivers/block/drbd/drbd_int.h:35,
from drivers/block/drbd/drbd_nl.c:24:
include/linux/drbd_genl_api.h:51:33: warning: no previous prototype for 'drbd_genl_cmd_to_str' [-Wmissing-prototypes]
51 | #define GENL_MAGIC_FAMILY drbd
| ^~~~
include/linux/genl_magic_struct.h:20:25: note: in definition of macro 'CONCAT__'
20 | #define CONCAT__(a,b) a ## b
| ^
include/linux/genl_magic_func.h:212:13: note: in expansion of macro 'CONCAT_'
212 | const char *CONCAT_(GENL_MAGIC_FAMILY, _genl_cmd_to_str)(__u8 cmd)
| ^~~~~~~
include/linux/genl_magic_func.h:212:21: note: in expansion of macro 'GENL_MAGIC_FAMILY'
212 | const char *CONCAT_(GENL_MAGIC_FAMILY, _genl_cmd_to_str)(__u8 cmd)
| ^~~~~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_determine_dev_size':
>> drivers/block/drbd/drbd_nl.c:1055:70: warning: pointer type mismatch in conditional expression
1055 | drbd_bitmap_io(device, md_moved ? &drbd_bm_write_all : &drbd_bm_write,
| ^
drivers/block/drbd/drbd_nl.c:1055:17: error: too many arguments to function 'drbd_bitmap_io'
1055 | drbd_bitmap_io(device, md_moved ? &drbd_bm_write_all : &drbd_bm_write,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_adm_attach':
drivers/block/drbd/drbd_nl.c:2029:21: error: too many arguments to function 'drbd_bitmap_io'
2029 | if (drbd_bitmap_io(device, &drbd_bmio_set_n_write,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c:2036:21: error: too many arguments to function 'drbd_bitmap_io'
2036 | if (drbd_bitmap_io(device, &drbd_bm_read,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_adm_invalidate':
drivers/block/drbd/drbd_nl.c:2976:29: error: too many arguments to function 'drbd_bitmap_io'
2976 | if (drbd_bitmap_io(device, &drbd_bmio_set_n_write,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_bmio_set_susp_al':
drivers/block/drbd/drbd_nl.c:3014:14: error: too few arguments to function 'drbd_bmio_set_n_write'
3014 | rv = drbd_bmio_set_n_write(device);
| ^~~~~~~~~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1078:12: note: declared here
1078 | extern int drbd_bmio_set_n_write(struct drbd_device *device,
| ^~~~~~~~~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_adm_invalidate_peer':
drivers/block/drbd/drbd_nl.c:3055:52: error: passing argument 2 of 'drbd_bitmap_io' from incompatible pointer type [-Werror=incompatible-pointer-types]
3055 | if (drbd_bitmap_io(device, &drbd_bmio_set_susp_al,
| ^~~~~~~~~~~~~~~~~~~~~~
| |
| int (*)(struct drbd_device *)
drivers/block/drbd/drbd_int.h:1073:23: note: expected 'int (*)(struct drbd_device *, struct drbd_peer_device *)' but argument is of type 'int (*)(struct drbd_device *)'
1073 | int (*io_fn)(struct drbd_device *, struct drbd_peer_device *),
| ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c:3055:29: error: too many arguments to function 'drbd_bitmap_io'
3055 | if (drbd_bitmap_io(device, &drbd_bmio_set_susp_al,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_nl.c: In function 'drbd_adm_new_c_uuid':
drivers/block/drbd/drbd_nl.c:4152:23: error: too many arguments to function 'drbd_bitmap_io'
4152 | err = drbd_bitmap_io(device, &drbd_bmio_clear_n_write,
| ^~~~~~~~~~~~~~
drivers/block/drbd/drbd_int.h:1072:12: note: declared here
1072 | extern int drbd_bitmap_io(struct drbd_device *device,
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +1055 drivers/block/drbd/drbd_nl.c
b411b3637fa71f Philipp Reisner 2009-09-25 921
a425711c6c9c85 Lee Jones 2021-03-12 922 /*
b411b3637fa71f Philipp Reisner 2009-09-25 923 * drbd_determine_dev_size() - Sets the right device size obeying all constraints
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 924 * @device: DRBD device.
b411b3637fa71f Philipp Reisner 2009-09-25 925 *
b411b3637fa71f Philipp Reisner 2009-09-25 926 * Returns 0 on success, negative return values indicate errors.
b411b3637fa71f Philipp Reisner 2009-09-25 927 * You should call drbd_md_sync() after calling this function.
b411b3637fa71f Philipp Reisner 2009-09-25 928 */
d752b2696072ed Philipp Reisner 2013-06-25 929 enum determine_dev_size
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 930 drbd_determine_dev_size(struct drbd_device *device, enum dds_flags flags, struct resize_parms *rs) __must_hold(local)
b411b3637fa71f Philipp Reisner 2009-09-25 931 {
8011e2490907c2 Lars Ellenberg 2015-06-08 932 struct md_offsets_and_sizes {
8011e2490907c2 Lars Ellenberg 2015-06-08 933 u64 last_agreed_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 934 u64 md_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 935 s32 al_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 936 s32 bm_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 937 u32 md_size_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 938
8011e2490907c2 Lars Ellenberg 2015-06-08 939 u32 al_stripes;
8011e2490907c2 Lars Ellenberg 2015-06-08 940 u32 al_stripe_size_4k;
8011e2490907c2 Lars Ellenberg 2015-06-08 941 } prev;
8011e2490907c2 Lars Ellenberg 2015-06-08 942 sector_t u_size, size;
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 943 struct drbd_md *md = &device->ldev->md;
d752b2696072ed Philipp Reisner 2013-06-25 944 void *buffer;
b411b3637fa71f Philipp Reisner 2009-09-25 945
b411b3637fa71f Philipp Reisner 2009-09-25 946 int md_moved, la_size_changed;
e96c96333fe5a4 Philipp Reisner 2013-06-25 947 enum determine_dev_size rv = DS_UNCHANGED;
b411b3637fa71f Philipp Reisner 2009-09-25 948
5f7c01249bea67 Lars Ellenberg 2015-06-08 949 /* We may change the on-disk offsets of our meta data below. Lock out
5f7c01249bea67 Lars Ellenberg 2015-06-08 950 * anything that may cause meta data IO, to avoid acting on incomplete
5f7c01249bea67 Lars Ellenberg 2015-06-08 951 * layout changes or scribbling over meta data that is in the process
5f7c01249bea67 Lars Ellenberg 2015-06-08 952 * of being moved.
b411b3637fa71f Philipp Reisner 2009-09-25 953 *
5f7c01249bea67 Lars Ellenberg 2015-06-08 954 * Move is not exactly correct, btw, currently we have all our meta
5f7c01249bea67 Lars Ellenberg 2015-06-08 955 * data in core memory, to "move" it we just write it all out, there
5f7c01249bea67 Lars Ellenberg 2015-06-08 956 * are no reads. */
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 957 drbd_suspend_io(device);
e37d2438d8e5e4 Lars Ellenberg 2014-04-01 958 buffer = drbd_md_get_buffer(device, __func__); /* Lock meta-data IO */
d752b2696072ed Philipp Reisner 2013-06-25 959 if (!buffer) {
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 960 drbd_resume_io(device);
d752b2696072ed Philipp Reisner 2013-06-25 961 return DS_ERROR;
d752b2696072ed Philipp Reisner 2013-06-25 962 }
b411b3637fa71f Philipp Reisner 2009-09-25 963
8011e2490907c2 Lars Ellenberg 2015-06-08 964 /* remember current offset and sizes */
8011e2490907c2 Lars Ellenberg 2015-06-08 965 prev.last_agreed_sect = md->la_size_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 966 prev.md_offset = md->md_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 967 prev.al_offset = md->al_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 968 prev.bm_offset = md->bm_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 969 prev.md_size_sect = md->md_size_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 970 prev.al_stripes = md->al_stripes;
8011e2490907c2 Lars Ellenberg 2015-06-08 971 prev.al_stripe_size_4k = md->al_stripe_size_4k;
b411b3637fa71f Philipp Reisner 2009-09-25 972
d752b2696072ed Philipp Reisner 2013-06-25 973 if (rs) {
d752b2696072ed Philipp Reisner 2013-06-25 974 /* rs is non NULL if we should change the AL layout only */
d752b2696072ed Philipp Reisner 2013-06-25 975 md->al_stripes = rs->al_stripes;
d752b2696072ed Philipp Reisner 2013-06-25 976 md->al_stripe_size_4k = rs->al_stripe_size / 4;
d752b2696072ed Philipp Reisner 2013-06-25 977 md->al_size_4k = (u64)rs->al_stripes * rs->al_stripe_size / 4;
d752b2696072ed Philipp Reisner 2013-06-25 978 }
d752b2696072ed Philipp Reisner 2013-06-25 979
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 980 drbd_md_set_sector_offsets(device, device->ldev);
b411b3637fa71f Philipp Reisner 2009-09-25 981
daeda1cca91d58 Philipp Reisner 2011-05-03 982 rcu_read_lock();
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 983 u_size = rcu_dereference(device->ldev->disk_conf)->disk_size;
daeda1cca91d58 Philipp Reisner 2011-05-03 984 rcu_read_unlock();
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 985 size = drbd_new_dev_size(device, device->ldev, u_size, flags & DDSF_FORCED);
b411b3637fa71f Philipp Reisner 2009-09-25 986
8011e2490907c2 Lars Ellenberg 2015-06-08 987 if (size < prev.last_agreed_sect) {
d752b2696072ed Philipp Reisner 2013-06-25 988 if (rs && u_size == 0) {
d752b2696072ed Philipp Reisner 2013-06-25 989 /* Remove "rs &&" later. This check should always be active, but
d752b2696072ed Philipp Reisner 2013-06-25 990 right now the receiver expects the permissive behavior */
d01801710265cf Andreas Gruenbacher 2011-07-03 991 drbd_warn(device, "Implicit shrink not allowed. "
d752b2696072ed Philipp Reisner 2013-06-25 992 "Use --size=%llus for explicit shrink.\n",
d752b2696072ed Philipp Reisner 2013-06-25 993 (unsigned long long)size);
d752b2696072ed Philipp Reisner 2013-06-25 994 rv = DS_ERROR_SHRINK;
d752b2696072ed Philipp Reisner 2013-06-25 995 }
d752b2696072ed Philipp Reisner 2013-06-25 996 if (u_size > size)
d752b2696072ed Philipp Reisner 2013-06-25 997 rv = DS_ERROR_SPACE_MD;
d752b2696072ed Philipp Reisner 2013-06-25 998 if (rv != DS_UNCHANGED)
d752b2696072ed Philipp Reisner 2013-06-25 999 goto err_out;
d752b2696072ed Philipp Reisner 2013-06-25 1000 }
d752b2696072ed Philipp Reisner 2013-06-25 1001
155bd9d1abd604 Christoph Hellwig 2020-09-25 1002 if (get_capacity(device->vdisk) != size ||
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1003 drbd_bm_capacity(device) != size) {
b411b3637fa71f Philipp Reisner 2009-09-25 1004 int err;
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1005 err = drbd_bm_resize(device, size, !(flags & DDSF_NO_RESYNC));
b411b3637fa71f Philipp Reisner 2009-09-25 1006 if (unlikely(err)) {
b411b3637fa71f Philipp Reisner 2009-09-25 1007 /* currently there is only one error: ENOMEM! */
8011e2490907c2 Lars Ellenberg 2015-06-08 1008 size = drbd_bm_capacity(device);
b411b3637fa71f Philipp Reisner 2009-09-25 1009 if (size == 0) {
d01801710265cf Andreas Gruenbacher 2011-07-03 1010 drbd_err(device, "OUT OF MEMORY! "
b411b3637fa71f Philipp Reisner 2009-09-25 1011 "Could not allocate bitmap!\n");
b411b3637fa71f Philipp Reisner 2009-09-25 1012 } else {
d01801710265cf Andreas Gruenbacher 2011-07-03 1013 drbd_err(device, "BM resizing failed. "
8011e2490907c2 Lars Ellenberg 2015-06-08 1014 "Leaving size unchanged\n");
b411b3637fa71f Philipp Reisner 2009-09-25 1015 }
e96c96333fe5a4 Philipp Reisner 2013-06-25 1016 rv = DS_ERROR;
b411b3637fa71f Philipp Reisner 2009-09-25 1017 }
b411b3637fa71f Philipp Reisner 2009-09-25 1018 /* racy, see comments above. */
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1019 drbd_set_my_capacity(device, size);
8011e2490907c2 Lars Ellenberg 2015-06-08 1020 md->la_size_sect = size;
b411b3637fa71f Philipp Reisner 2009-09-25 1021 }
d752b2696072ed Philipp Reisner 2013-06-25 1022 if (rv <= DS_ERROR)
d752b2696072ed Philipp Reisner 2013-06-25 1023 goto err_out;
b411b3637fa71f Philipp Reisner 2009-09-25 1024
8011e2490907c2 Lars Ellenberg 2015-06-08 1025 la_size_changed = (prev.last_agreed_sect != md->la_size_sect);
b411b3637fa71f Philipp Reisner 2009-09-25 1026
8011e2490907c2 Lars Ellenberg 2015-06-08 1027 md_moved = prev.md_offset != md->md_offset
8011e2490907c2 Lars Ellenberg 2015-06-08 1028 || prev.md_size_sect != md->md_size_sect;
b411b3637fa71f Philipp Reisner 2009-09-25 1029
d752b2696072ed Philipp Reisner 2013-06-25 1030 if (la_size_changed || md_moved || rs) {
d752b2696072ed Philipp Reisner 2013-06-25 1031 u32 prev_flags;
24dccabb390412 Andreas Gruenbacher 2010-12-12 1032
fcb096740a13c8 Lars Ellenberg 2014-01-27 1033 /* We do some synchronous IO below, which may take some time.
fcb096740a13c8 Lars Ellenberg 2014-01-27 1034 * Clear the timer, to avoid scary "timer expired!" messages,
fcb096740a13c8 Lars Ellenberg 2014-01-27 1035 * "Superblock" is written out at least twice below, anyways. */
fcb096740a13c8 Lars Ellenberg 2014-01-27 1036 del_timer(&device->md_sync_timer);
d752b2696072ed Philipp Reisner 2013-06-25 1037
5f7c01249bea67 Lars Ellenberg 2015-06-08 1038 /* We won't change the "al-extents" setting, we just may need
5f7c01249bea67 Lars Ellenberg 2015-06-08 1039 * to move the on-disk location of the activity log ringbuffer.
5f7c01249bea67 Lars Ellenberg 2015-06-08 1040 * Lock for transaction is good enough, it may well be "dirty"
5f7c01249bea67 Lars Ellenberg 2015-06-08 1041 * or even "starving". */
5f7c01249bea67 Lars Ellenberg 2015-06-08 1042 wait_event(device->al_wait, lc_try_lock_for_transaction(device->act_log));
5f7c01249bea67 Lars Ellenberg 2015-06-08 1043
5f7c01249bea67 Lars Ellenberg 2015-06-08 1044 /* mark current on-disk bitmap and activity log as unreliable */
d752b2696072ed Philipp Reisner 2013-06-25 1045 prev_flags = md->flags;
5f7c01249bea67 Lars Ellenberg 2015-06-08 1046 md->flags |= MDF_FULL_SYNC | MDF_AL_DISABLED;
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1047 drbd_md_write(device, buffer);
d752b2696072ed Philipp Reisner 2013-06-25 1048
5f7c01249bea67 Lars Ellenberg 2015-06-08 1049 drbd_al_initialize(device, buffer);
5f7c01249bea67 Lars Ellenberg 2015-06-08 1050
d01801710265cf Andreas Gruenbacher 2011-07-03 1051 drbd_info(device, "Writing the whole bitmap, %s\n",
b411b3637fa71f Philipp Reisner 2009-09-25 1052 la_size_changed && md_moved ? "size changed and md moved" :
b411b3637fa71f Philipp Reisner 2009-09-25 1053 la_size_changed ? "size changed" : "md moved");
20ceb2b22edaf5 Lars Ellenberg 2011-01-21 1054 /* next line implicitly does drbd_suspend_io()+drbd_resume_io() */
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 @1055 drbd_bitmap_io(device, md_moved ? &drbd_bm_write_all : &drbd_bm_write,
e55221e8a69f80 Andreas Gruenbacher 2023-02-15 1056 "size changed", BM_LOCKED_MASK, NULL);
d752b2696072ed Philipp Reisner 2013-06-25 1057
5f7c01249bea67 Lars Ellenberg 2015-06-08 1058 /* on-disk bitmap and activity log is authoritative again
5f7c01249bea67 Lars Ellenberg 2015-06-08 1059 * (unless there was an IO error meanwhile...) */
d752b2696072ed Philipp Reisner 2013-06-25 1060 md->flags = prev_flags;
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1061 drbd_md_write(device, buffer);
d752b2696072ed Philipp Reisner 2013-06-25 1062
d752b2696072ed Philipp Reisner 2013-06-25 1063 if (rs)
d01801710265cf Andreas Gruenbacher 2011-07-03 1064 drbd_info(device, "Changed AL layout to al-stripes = %d, al-stripe-size-kB = %d\n",
d752b2696072ed Philipp Reisner 2013-06-25 1065 md->al_stripes, md->al_stripe_size_4k * 4);
b411b3637fa71f Philipp Reisner 2009-09-25 1066 }
b411b3637fa71f Philipp Reisner 2009-09-25 1067
8011e2490907c2 Lars Ellenberg 2015-06-08 1068 if (size > prev.last_agreed_sect)
8011e2490907c2 Lars Ellenberg 2015-06-08 1069 rv = prev.last_agreed_sect ? DS_GREW : DS_GREW_FROM_ZERO;
8011e2490907c2 Lars Ellenberg 2015-06-08 1070 if (size < prev.last_agreed_sect)
e96c96333fe5a4 Philipp Reisner 2013-06-25 1071 rv = DS_SHRUNK;
d752b2696072ed Philipp Reisner 2013-06-25 1072
d752b2696072ed Philipp Reisner 2013-06-25 1073 if (0) {
d752b2696072ed Philipp Reisner 2013-06-25 1074 err_out:
8011e2490907c2 Lars Ellenberg 2015-06-08 1075 /* restore previous offset and sizes */
8011e2490907c2 Lars Ellenberg 2015-06-08 1076 md->la_size_sect = prev.last_agreed_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 1077 md->md_offset = prev.md_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 1078 md->al_offset = prev.al_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 1079 md->bm_offset = prev.bm_offset;
8011e2490907c2 Lars Ellenberg 2015-06-08 1080 md->md_size_sect = prev.md_size_sect;
8011e2490907c2 Lars Ellenberg 2015-06-08 1081 md->al_stripes = prev.al_stripes;
8011e2490907c2 Lars Ellenberg 2015-06-08 1082 md->al_stripe_size_4k = prev.al_stripe_size_4k;
8011e2490907c2 Lars Ellenberg 2015-06-08 1083 md->al_size_4k = (u64)prev.al_stripes * prev.al_stripe_size_4k;
d752b2696072ed Philipp Reisner 2013-06-25 1084 }
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1085 lc_unlock(device->act_log);
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1086 wake_up(&device->al_wait);
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1087 drbd_md_put_buffer(device);
b30ab7913b0a7b Andreas Gruenbacher 2011-07-03 1088 drbd_resume_io(device);
b411b3637fa71f Philipp Reisner 2009-09-25 1089
b411b3637fa71f Philipp Reisner 2009-09-25 1090 return rv;
b411b3637fa71f Philipp Reisner 2009-09-25 1091 }
b411b3637fa71f Philipp Reisner 2009-09-25 1092
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