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* features/bit-rot: Fix default value for scrub-throttleKotresh HR2018-01-181-0/+1
| | | | | | Updates #302 Change-Id: Ifc23d5f8b5bc78b95f7c9d92d6df37a9168102f7 Signed-off-by: Kotresh HR <khiremat@redhat.com>
* rpc/*: auth-header changesAmar Tumballi2018-01-173-11/+20
| | | | | | | | | | | | | | | | | Introduce another authentication header which can now send more data. This is useful because this data can be common for all the fops, and we don't need to change all the signatures. As part of this, made rpc-clnt.c little more modular to support multiple authentication structures. stack.h changes are placeholder for the ctime etc, can be moved later based on need. updates #384 Change-Id: I6111c13cfd2ec92e2b4e9295896bf62a8a33b2c7 Signed-off-by: Amar Tumballi <amarts@redhat.com>
* features/bit-rot: fix volume options for GD2Atin Mukherjee2018-01-171-1/+11
| | | | | | | Updates #302 Change-Id: I8809f269b93253bce049fdbf28a7f44e85a2b9e7 Signed-off-by: Atin Mukherjee <amukherj@redhat.com>
* fuse: write out reverse notification to fuse dumpCsaba Henk2018-01-171-30/+59
| | | | | | BUG: 1534602 Change-Id: Ide42cf9cffe462d0cc46272b327c2a05999f09ba Signed-off-by: Csaba Henk <csaba@redhat.com>
* core: fix some of the dict_{get,set} with proper APIsAmar Tumballi2018-01-1715-48/+33
| | | | | | | updates #220 Change-Id: I6e25dbb69b2c7021e00073e8f025d212db7de0be Signed-off-by: Amar Tumballi <amarts@redhat.com>
* locks: added inodelk/entrylk contention upcall notificationsXavier Hernandez2018-01-1615-260/+937
| | | | | | | | | | | | | | The locks xlator now is able to send a contention notification to the current owner of the lock. This is only a notification that can be used to improve performance of some client side operations that might benefit from extended duration of lock ownership. Nothing is done if the lock owner decides to ignore the message and to not release the lock. For forced release of acquired resources, leases must be used. Change-Id: I7f1ad32a0b4b445505b09908a050080ad848f8e0 Signed-off-by: Xavier Hernandez <xhernandez@datalab.es>
* posix: delete stale gfid handles in nameless lookupRavishankar N2018-01-161-1/+16
| | | | | | | | | ..in order for self-heal of symlinks to work properly (see BZ for details). Change-Id: I9a011d00b07a690446f7fd3589e96f840e8b7501 BUG: 1529488 Signed-off-by: Ravishankar N <ravishankar@redhat.com>
* storage/posix: Set f_bfree to 0 if brick fullN Balachandran2018-01-151-1/+12
| | | | | | | | | Return 0 free blocks if the brick is full or has less than the reserved limit. Change-Id: I2c5feda0303d0f4abe5af22fac903011792b2dc8 BUG: 1533736 Signed-off-by: N Balachandran <nbalacha@redhat.com>
* performance/readdir-ahead: fix cache usage update issueZhang Huan2018-01-152-6/+9
| | | | | | | | | Use atomic operation to modify cache-size to protect it from concurrent modification. Change-Id: Ie73cdd4abbaf0232b1db4ac856c01d24603890ad BUG: 1533804 Signed-off-by: Zhang Huan <zhanghuan@open-fs.com>
* cluster/afr: Fixing the flaws in arbiter becoming source patchkarthik-us2018-01-137-180/+271
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Problem: Setting the write_subvol value to read_subvol in case of metadata transaction during pre-op (commit 19f9bcff4aada589d4321356c2670ed283f02c03) might lead to the original problem of arbiter becoming source. Scenario: 1) All bricks are up and good 2) 2 writes w1 and w2 are in progress in parallel 3) ctx->read_subvol is good for all the subvolumes 4) w1 succeeds on brick0 and fails on brick1, yet to do post-op on the disk 5) read/lookup comes on the same file and refreshes read_subvols back to all good 6) metadata transaction happens which makes ctx->write_subvol to be assigned with ctx->read_subvol which is all good 7) w2 succeeds on brick1 and fails on brick0 and this will update the brick in reverse order leading to arbiter becoming source Fix: Instead of setting the ctx->write_subvol to ctx->read_subvol in the pre-op statge, if there is a metadata transaction, check in the function __afr_set_in_flight_sb_status() if it is a data/metadata transaction. Use the value of ctx->write_subvol if it is a data transactions and ctx->read_subvol value for other transactions. With this patch we assign the value of ctx->write_subvol in the afr_transaction_perform_fop() with the on disk value, instead of assigning it in the afr_changelog_pre_op() with the in memory value. Change-Id: Id2025a7e965f0578af35b1abaac793b019c43cc4 BUG: 1482064 Signed-off-by: karthik-us <ksubrahm@redhat.com>
* perf/io-cache: Update options for gd2N Balachandran2018-01-121-6/+16
| | | | | | | | | Update io-cache options for GD2 Updates gluster/glusterfs#302 Change-Id: I7fabf912d1e3cd024989404526db0a29644768c7 Signed-off-by: N Balachandran <nbalacha@redhat.com>
* cluster/dht: Update options for gd2N Balachandran2018-01-121-15/+40
| | | | | | | | | Update DHT options for GD2 Updates gluster/glusterfs#302 Change-Id: Ia597fe364e97edd7bcf72d89f4ccdd50713a8837 Signed-off-by: N Balachandran <nbalacha@redhat.com>
* build: Link libgfrpc within rpc-transport shared librariesAnoop C S2018-01-111-2/+4
| | | | | | | | | | | | | | | | | Now with https://review.gluster.org/#/c/19056/ merged, we perform dlopen() with RTLD_LOCAL so that every shared library is expected to be explicitly linked against other required libraries. "undefined symbol ..." was seen while trying to access GlusterFS volumes via NFS-Ganesha/Samba using libgfapi resulting in an unusable state. This is a follow-up patch to https://review.gluster.org/#/c/17659/ to make sure that we link libgfrpc too while making socket and rdma rpc-transport shared libraries. Change-Id: I9943cdc449c257ded3cb9f9f2becdd5784d1d82d BUG: 1532238 Signed-off-by: Anoop C S <anoopcs@redhat.com>
* cluster/dht: Change datatype of search_unhashed variableVarsha Rao2018-01-101-1/+1
| | | | | | | | | | Variable search_unhashed is of type boolean, change it to integer type. This fixes the warning increment of a boolean expression. BUG: 1531987 Change-Id: Ibf153f6a9ad704da38bff346b6a21a71323ed9bb Signed-off-by: Varsha Rao <varao@redhat.com>
* glusterd: get-state memory leak fixAtin Mukherjee2018-01-081-3/+12
| | | | | | Change-Id: Ic4fcf2087f295d3dade944efb8fd08f7e2d7d516 BUG: 1531149 Signed-off-by: Atin Mukherjee <amukherj@redhat.com>
* glusterd: fix up volume option flagsCsaba Henk2018-01-071-3/+3
| | | | | | | | | | | | | | | | | | | | | | In glusterd volfile generation code options should be ornamented with the VOLOPT_FLAG_* flags. However, some are ornamented with OPT_FLAG_* flags (which are to be used in xlator context). The impact is: the OPT_FLAG_* that occurs is OPT_FLAG_CLIENT_OPT, which has the same value as VOLOPT_FLAG_XLATOR_OPT, so what was meant is "option affects clients" and what was there means "option enables/disables xlators". Because of this semantic shift, op version might be incorrectly calculated for volumes and clients. (At this point it's a theoretical possibility. Actual occurrence might depend on connecting client & server versions; it's also possible that there exists a proof of concept scenario but it's irrealistic.) This commit eliminates the OPT_FLAG_* occurrences from glusterd code, and replaces them with the appropriate VOLOPT_FLAG_* flags. Change-Id: Ia4e6fbac738d5a8d889c0f5561c4dea6783250b1 Signed-off-by: Csaba Henk <csaba@redhat.com>
* dict: add more types for valuesAmar Tumballi2018-01-055-15/+15
| | | | | | | | | | Added 2 more types which are present in gluster codebase, mainly IATT and UUID. Updates #203 Change-Id: Ib6d6d6aefb88c3494fbf93dcbe08d9979484968f Signed-off-by: Amar Tumballi <amarts@redhat.com>
* glusterd: connect to an existing brick process when qourum status is ↵Atin Mukherjee2018-01-058-11/+37
| | | | | | | | | | | | | | NOT_APPLICABLE_QUORUM First of all, this patch reverts commit 635c1c3 as the same is causing a regression with bricks not coming up on time when a node is rebooted. This patch tries to fix the problem in a different way by just trying to connect to an existing running brick when quorum status is not applicable. Change-Id: I0efb5901832824b1c15dcac529bffac85173e097 BUG: 1509845 Signed-off-by: Atin Mukherjee <amukherj@redhat.com>
* tests: Enable geo-rep test casesKotresh HR2018-01-052-5/+9
| | | | | | | | | | | | | | | | | This patch re-enables the geo-rep test cases. Along with it does following optimizations. 1. Use EXPECT_WITHIN instead of sleep 2. Clean up geo-rep ssh key after test 3. Changes to gverify.sh and S56glusterd-geo-rep-create-post.sh to use the given ssh identity file for geo-rep create 4. Make gluster-command-dir configurable and introduce slave-gluster-command-dir which points the parent directory of gluster binaries in master and slave respectively. Change-Id: Ia7696278d9dd3ba04224dcd7c3564088ca970b04 BUG: 1480491 Signed-off-by: Kotresh HR <khiremat@redhat.com>
* cluster/ec: OpenFD heal implementation for ECSunil Kumar Acharya2018-01-057-91/+243
| | | | | | | | | | | | | Existing EC code doesn't try to heal the OpenFD to avoid unnecessary healing of the data later. Fix implements the healing of open FDs before carrying out file operations on them by making an attempt to open the FDs on required up nodes. BUG: 1431955 Change-Id: Ib696f59c41ffd8d5678a484b23a00bb02764ed15 Signed-off-by: Sunil Kumar Acharya <sheggodu@redhat.com>
* debug/delay-gen: volume option fixes for GD2Pranith Kumar K2018-01-032-1/+15
| | | | | | Updates #302 Change-Id: I2c7ab85364337d0bc00428e0001ddc4038e08174 Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
* performance/io-threads: volume option fixes for GD2Pranith Kumar K2018-01-031-0/+19
| | | | | | Updates #302 Change-Id: I7145e46ed649f8e69118f164709f7131b7e580be Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
* glusterd: Nullify pmap entry for bricks belonging to same portAtin Mukherjee2018-01-031-1/+1
| | | | | | | | | | | Commit 30e0b86 tried to address all the stale port issues glusterd had in case of a brick is abruptly killed. For brick multiplexing case because of a bug the portmap entry was not getting removed. This patch addresses the same. Change-Id: Ib020b967a9b92f1abae9cab9492f0cacec59aaa1 BUG: 1530281 Signed-off-by: Atin Mukherjee <amukherj@redhat.com>
* cluster/dht: Use percentages for space checkN Balachandran2018-01-021-5/+20
| | | | | | | | | | | | | | | | | With heterogenous bricks now being supported in DHT we could run into issues where files are not migrated even though there is sufficient space in newly added bricks which just happen to be considerably smaller than older bricks. Using percentages instead of absolute available space for space checks can mitigate that to some extent. Marking bug-1247563.t as that used to depend on the easier code to prevent a file from migrating. This will be removed once we find a way to force a file migration failure. Change-Id: I3452520511f304dbf5af86f0632f654a92fcb647 BUG: 1529440 Signed-off-by: N Balachandran <nbalacha@redhat.com>
* posix: Introduce flags for validity of iatt membersRavishankar N2017-12-295-11/+15
| | | | | | | | | | | | | | | | | | v1 of the patch started off as adding new fields to iatt that can be filled up using statx but the discussions were more around introducing masks to check the validity of different fields from a RIO perspective. To that extent, I have dropped the statx call in this version and introduced a 64 bit mask for existing fields. The masks I have defined are similar with the statx() flags' masks. I have *not* changed iatt_to_stat() to use the macros IATT_TYPE_VALID, IATT_GFID_VALID etc before blindly copying from struct iatt to struct. Also fixed warnings in xlators because of atime/mtime/ctime seconds field change from uint32_t to int64_t. Change-Id: I4ac614f1e8d5c8246fc99d5bc2d2a23e7941512b Signed-off-by: Ravishankar N <ravishankar@redhat.com>
* mgmt/glusterd: Adding validation for setting quorum-countkarthik-us2017-12-292-6/+42
| | | | | | | | | | | In a replicated volume it was allowing to set the quorum-count value between the range [1 - 2147483647]. This patch adds validation for allowing only maximum of replica_count number of quorum-count value to be set on a volume. Change-Id: I13952f3c6cf498c9f2b91161503fc0fba9d94898 BUG: 1529515 Signed-off-by: karthik-us <ksubrahm@redhat.com>
* snapshot : after brick reset/replace snapshot creation failsSunny Kumar2017-12-293-27/+39
| | | | | | | | | | | | | Problem : after brick reset/replace snapshot creation fails Solution : During brick reset/replace when we validate and aggrigate dictionary data from another node it was rewriting 'mount_dir' value to NULL which is critical for snapshot creation. Change-Id: Iabefbfcef7d8ac4cbd2a241e821c0e51492c093e BUG: 1512451 Signed-off-by: Sunny Kumar <sunkumar@redhat.com>
* quiesce: add fallocate and seek fopsAmar Tumballi2017-12-292-4/+141
| | | | | | | | | | | | | | quiesce is useful in a gfproxy setup where if gfproxy machine goes down the fop would be replayed. Hence only added the fops which is supported by fuse layer to start with. With this patch, no behavior change is added (ie, volfile change etc). Just making sure to have the translator up-to-date so that if required we can consume it. Updates #242 Change-Id: Id3bf204f2ccd42c3ac8f88d85836ecb855703e02 Signed-off-by: Amar Tumballi <amarts@redhat.com> Signed-off-by: Poornima G <pgurusid@redhat.com>
* Use RTLD_LOCAL for symbol resolutionPrashanth Pai2017-12-271-0/+19
| | | | | | | | | | | | | RTLD_LOCAL is the default value for symbol visibility flag of dlopen() in Linux and NetBSD. Using it avoids conflicts during symbol resolution. This also allows us to detect xlators that have not been explicitly linked with libraries that they use. This used to go unnoticed when RTLD_GLOBAL was being used. BUG: 1193929 Change-Id: I50db6ea14ffdee96596060c4d6bf71cd3c432f7b Signed-off-by: Prashanth Pai <ppai@redhat.com>
* cluster/dht: Add migration checks to dht_(f)xattropN Balachandran2017-12-268-47/+362
| | | | | | | | | | | | The dht_(f)xattrop implementation did not implement migration phase1/phase2 checks which could cause issues with rebalance on sharded volumes. This does not solve the issue where fops may reach the target out of order. Change-Id: I2416fc35115e60659e35b4b717fd51f20746586c BUG: 1471031 Signed-off-by: N Balachandran <nbalacha@redhat.com>
* protocol/client: reduce lock contentionZhang Huan2017-12-266-58/+53
| | | | | | | | | | | | Current use of a per-client mutex to protect fdctx introduces lock contentions when there are dozens of file operations active. Use finer grain spinlock to reduce contention, and put retrieving fdctx out of lock. Change-Id: Iea3e2eb481e76a5d73a582ba81529180c5b88248 BUG: 1519598 Signed-off-by: Zhang Huan <zhanghuan@open-fs.com>
* performance/write-behind: fix bug while handling short writesRaghavendra G2017-12-221-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The variabled "fulfilled" in wb_fulfill_short_write is not reset to 0 while handling every member of the list. This has some interesting consequences: * If we break from the loop while processing last member of the list head->winds, req is reset to head as the list is a circular one. However, head is already fulfilled and can potentially be freed. So, we end up adding a freed request to wb_inode->todo list. This is the RCA for the crash tracked by the bug associated with this patch (Note that we saw "holder" which is freed in todo list). * If we break from the loop while processing any of the last but one member of the list head->winds, req is set to next member in the list, skipping the current request, even though it is not entirely synced. This can lead to data corruption. The fix is very simple and we've to change the code to make sure "fulfilled" reflects whether the current request is fulfilled or not and it doesn't carry history of previous requests in the list. Change-Id: Ia3d6988175a51c9e08efdb521a7b7938b01f93c8 BUG: 1528558 Signed-off-by: Raghavendra G <rgowdapp@redhat.com>
* cluster/ec: Fix possible shift overflowXavier Hernandez2017-12-223-10/+12
| | | | | | | | | | A coverity scan has revelaed a potential shift overflow while scanning the bitmap of available subvolumes. The actual overflow cannot happen, but I've changed to test used to control the limit to make it explicit. Change-Id: Ieb55f010bbca68a1d86a93e47822f7c709a26e83 BUG: 789278 Signed-off-by: Xavier Hernandez <jahernan@redhat.com>
* cluster/ec: Change [f]getxattr to parallel-dispatch-onePranith Kumar K2017-12-224-5/+23
| | | | | | | | | | | | | | | | | | | | | | | | | | | At the moment in EC, [f]getxattr operations wait to acquire a lock while other operations are in progress even when it is in the same mount with a lock on the file/directory. This happens because [f]getxattr operations follow the model where the operation is wound on 'k' of the bricks and are matched to make sure the data returned is same on all of them. This consistency check requires that no other operations are on-going while [f]getxattr operations are wound to the bricks. We can perform [f]getxattr in another way as well, where we find the good_mask from the lock that is already granted and wind the operation on any one of the good bricks and unwind the answer after adjusting size/blocks to the parent xlator. Since we are taking into account good_mask, the reply we get will either be before or after a possible on-going operation. Using this method, the operation doesn't need to depend on completion of on-going operations which could be taking long time (In case of some slow disks and writes are in progress etc). Thus we reduce the time to serve [f]getxattr requests. I changed [f]getxattr to dispatch-one and added extra logic in ec_link_has_lock_conflict() to not have any conflicts for fops with EC_MINIMUM_ONE as fop->minimum to achieve the effect described above. Modified scripts to make sure READ fop is received in EC to trigger heals. Updates gluster/glusterfs#368 Change-Id: I3b4ebf89181c336b7b8d5471b0454f016cdaf296 Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
* cluster/ec: Add default value for the redundancy optionKamal Mohanan2017-12-211-0/+1
| | | | | | | Updates #302 Change-Id: Ifccc6a64c2b2a3b3a0133e6c8042cdf61a0838ce Signed-off-by: Kamal Mohanan <kmohanan@redhat.com>
* rchecksum/fips: Replace MD5 usage to enable fips supportKotresh HR2017-12-217-11/+8
| | | | | | | | | rchecksum uses MD5 which is not fips compliant. Hence using sha256 for the same. Updates: #230 Change-Id: I7fad016fcc2a9900395d0da919cf5ba996ec5278 Signed-off-by: Kotresh HR <khiremat@redhat.com>
* snapshot: fix several coverity issues in glusterd-snapshot.cSunny Kumar2017-12-213-34/+38
| | | | | | | | | | This patch fixes issues 157, 426, 428, 431, 432, 437,439, 482 from [1]. [1] https://download.gluster.org/pub/gluster/glusterfs/static-analysis/master/glusterfs-coverity/2017-12-13-e255385a/html/ Change-Id: Iff9df12bd9802db29434155badb1beda045aba5b BUG: 789278 Signed-off-by: Sunny Kumar <sunkumar@redhat.com>
* stripe, quiesce: volume option fixesAmar Tumballi2017-12-203-6/+25
| | | | | | | Updates: #302 Change-Id: I8f84260ba007f2afc7fe3b7c15c06069942ad6d1 Signed-off-by: Amar Tumballi <amarts@redhat.com>
* leases: Fix coverity issuesSaravanakumar Arumugam2017-12-201-51/+30
| | | | | | | | | | - dead code removal - check return value for thread creation. - fix resource leak Change-Id: I58d4247bab503fa419bc83c36fc59801a1c41f5e BUG: 789278 Signed-off-by: Saravanakumar Arumugam <sarumuga@redhat.com>
* fips: Replace md5sum usage to enable fips supportKotresh HR2017-12-192-13/+15
| | | | | | | | | | | | md5sum is not fips compliant. Using xxhash64 instead of md5sum for socket file generation in glusterd and changelog to enable fips support. NOTE: md5sum is 128 bit hash. xxhash used is 64 bit. Updates: #230 Change-Id: I1bf2ea05905b9151cd29fa951f903685ab0dc84c Signed-off-by: Kotresh HR <khiremat@redhat.com>
* posix: fix use after freed by calling STACK_UNWIND_STRICT after error cleanupKinglong Mee2017-12-191-20/+19
| | | | | | | | xdata is freed when calling STACK_UNWIND_STRICT, so that, posix_gfid_unset uses xdata after freed. Change-Id: Id0ff2da3d6d9be204e50d9fb37ba57558936c85c Signed-off-by: Kinglong Mee <mijinlong@open-fs.com>
* feature/bitrot: remove internal xattrs from lookup cbkRavishankar N2017-12-192-7/+21
| | | | | | | | | | | | | | | | | | | | | Problem: afr requests all xattrs in lookup via the list-xattr key. If bitrot is enabled and later disabled, or if the bitrot xattrs were present due to an older version of bitrot which used to create the xattrs without enabling the feature, the xattrs (trusted.bit-rot.version in particular) was not getting filtered and ended up reaching the client stack. AFR, on noticing different values of the xattr across bricks of the replica, started triggering spurious metadata heals. Fix: Filter all internal xattrs in bitrot xlator before unwinding lookup, (f)getxattr. Thanks to Kotresh for the help in RCA'ing. Change-Id: I5bc70e4b901359c3daefc67b8e4fa6ddb47f046c BUG: 1524365 Signed-off-by: Ravishankar N <ravishankar@redhat.com>
* snapshot: Fix several coverity issues in glusterd-snapshot-utils.cSunny Kumar2017-12-182-18/+32
| | | | | | | | | | This patch fixes issues 622, 627, 630, 484, 32, 33 and 34 from [1] [1] https://download.gluster.org/pub/gluster/glusterfs/static-analysis/master/glusterfs-coverity/2017-10-30-9aa574a5/html/ Change-Id: I4c7ac2b2725474d73643367b38f8bf33eaddd8da BUG: 789278 Signed-off-by: Sunny Kumar <sunkumar@redhat.com>
* protocol/server: add dump_metrics methodAmar Tumballi2017-12-181-9/+55
| | | | | | | | | As 'xlator_api' export is a requirement to add dump_metrics, use it Updates #168 Change-Id: Iaba8bb9151ef35038b0ff48bb26e8399d67aa039 Signed-off-by: Amar Tumballi <amarts@redhat.com>
* glusterd: Fix buffer overflow in glusterd_get_volopt_contentXavier Hernandez2017-12-151-14/+45
| | | | | | | | | | | | The size of the description of each option in gluster has become greater than the hardcoded maximum size, causing a buffer overflow when requesting a list of all options. This patch uses dynamic memory to store all the information. Change-Id: I115cb9b55fc440434638bf468a50db055cdf271d BUG: 1526402 Signed-off-by: Xavier Hernandez <jahernan@redhat.com>
* dht: Fill first_up_subvol before use in dht_opendirPoornima G2017-12-151-0/+5
| | | | | | | | Reported by: Sam McLeod Change-Id: Ic8f9b46b173796afd70aff1042834b03ac3e80b2 BUG: 1512437 Signed-off-by: Poornima G <pgurusid@redhat.com>
* all: Simplify component message id's definitionXavier Hernandez2017-12-1434-14754/+2068
| | | | | | | | | This patch creates a new way of defining message id's that is easier and less error prone because it doesn't require so many manual changes each time a new component is defined or a new message created. Change-Id: I71ba8af9ac068f5add7e74f316a2478bc991c67b Signed-off-by: Xavier Hernandez <jahernan@redhat.com>
* storage/posix: Fix crash in posix_make_ancestryfromgfidRichard Wareing2017-12-131-0/+12
| | | | | | | | | | | | Summary: - Log an OOPS and bail when *parent is null just before going into posix_resolve code path (to avoid crash) > Reviewed-on: https://review.gluster.org/17969 > Reviewed-by: Shreyas Siravara <sshreyas@fb.com> Change-Id: I6140ef6fdb711748dad1c66d929aca36328bc574 Signed-off-by: Amar Tumballi <amarts@redhat.com>
* features/changelog: changelog threads are not cleaned properly after receive ↵Mohit Agrawal2017-12-133-12/+10
| | | | | | | | | | | | | | GF_EVENT_CLEANUP Problem: changelog threads are not cleaned properly after receive GF_EVENT_CLEANUP while brick mux is enabled Solution: change changelog notify code path to cleanup threads properly BUG: 1524816 Change-Id: I007f4e14e3d557707df738faf222b78c793d5ab5 Signed-off-by: Mohit Agrawal <moagrawa@redhat.com>
* write-behind: Allow trickling-writes to be configurableCsaba Henk2017-12-131-0/+12
| | | | | | | | | | | | | | This is the undisputed/trivial part of Shreyas' patch he attached to https://bugzilla.redhat.com/1364740 (of which the current bug is a clone). We need more evaluation for the page_size and window_size bits before taking them on. Change-Id: Iaa0b9a69d35e522b77a52a09acef47460e8ae3e9 BUG: 1428060 Co-authored-by: Shreyas Siravara <sshreyas@fb.com> Signed-off-by: Csaba Henk <csaba@redhat.com>
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