)]}' { "log": [ { "commit": "40f2b6ffe525e975203c1621d4d4abaa7689b674", "tree": "bb6052496a824e0ee3d1725465871819caf704cb", "parents": [ "181a51f6e040d0ac006d6adaf4a031ffa440f41c" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Sat Jul 24 11:10:09 2010 +0200" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Sat Jul 24 11:10:09 2010 +0200" }, "message": "fscache: fix build on !CONFIG_SYSCTL\n\nCommit 8b8edefa (fscache: convert object to use workqueue instead of\nslow-work) made fscache_exit() call unregister_sysctl_table()\nunconditionally breaking build when sysctl is disabled. Fix it by\nputting it inside CONFIG_SYSCTL.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nReported-by: Randy Dunlap \u003crandy.dunlap@oracle.com\u003e\nCc: David Howells \u003cdhowells@redhat.com\u003e\n" }, { "commit": "d098adfb7d281258173a43151483e52e21761021", "tree": "29a28d972770cdcd6b316d4ab43a5829f4fbe795", "parents": [ "8af7c12436803291c90295259db23d371a7ad9cc" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Jul 20 22:09:01 2010 +0200" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Thu Jul 22 22:58:58 2010 +0200" }, "message": "fscache: drop references to slow-work\n\nfscache no longer uses slow-work. Drop references to it.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nAcked-by: David Howells \u003cdhowells@redhat.com\u003e\n" }, { "commit": "8af7c12436803291c90295259db23d371a7ad9cc", "tree": "5e75360876ac5783a3e64bd35a1715847d90e9ce", "parents": [ "8b8edefa2fffbff97f9eec8b70e78ae23abad1a0" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Jul 20 22:09:01 2010 +0200" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Thu Jul 22 22:58:47 2010 +0200" }, "message": "fscache: convert operation to use workqueue instead of slow-work\n\nMake fscache operation to use only workqueue instead of combination of\nworkqueue and slow-work. FSCACHE_OP_SLOW is dropped and\nFSCACHE_OP_FAST is renamed to FSCACHE_OP_ASYNC and uses newly added\nfscache_op_wq workqueue to execute op-\u003eprocessor().\nfscache_operation_init_slow() is dropped and fscache_operation_init()\nnow takes @processor argument directly.\n\n* Unbound workqueue is used.\n\n* fscache_retrieval_work() is no longer necessary as OP_ASYNC now does\n the equivalent thing.\n\n* sysctl fscache.operation_max_active added to control concurrency.\n The default value is nr_cpus clamped between 2 and\n WQ_UNBOUND_MAX_ACTIVE.\n\n* debugfs support is dropped for now. Tracing API based debug\n facility is planned to be added.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nAcked-by: David Howells \u003cdhowells@redhat.com\u003e\n" }, { "commit": "8b8edefa2fffbff97f9eec8b70e78ae23abad1a0", "tree": "7f0efac8adb9c9ed7be8af63e51510954f1c51dc", "parents": [ "e120153ddf8620fd0a194d301e9c5a8b28483bb5" ], "author": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Tue Jul 20 22:09:01 2010 +0200" }, "committer": { "name": "Tejun Heo", "email": "tj@kernel.org", "time": "Thu Jul 22 22:58:34 2010 +0200" }, "message": "fscache: convert object to use workqueue instead of slow-work\n\nMake fscache object state transition callbacks use workqueue instead\nof slow-work. New dedicated unbound CPU workqueue fscache_object_wq\nis created. get/put callbacks are renamed and modified to take\n@object and called directly from the enqueue wrapper and the work\nfunction. While at it, make all open coded instances of get/put to\nuse fscache_get/put_object().\n\n* Unbound workqueue is used.\n\n* work_busy() output is printed instead of slow-work flags in object\n debugging outputs. They mean basically the same thing bit-for-bit.\n\n* sysctl fscache.object_max_active added to control concurrency. The\n default value is nr_cpus clamped between 4 and\n WQ_UNBOUND_MAX_ACTIVE.\n\n* slow_work_sleep_till_thread_needed() is replaced with fscache\n private implementation fscache_object_sleep_till_congested() which\n waits on fscache_object_wq congestion.\n\n* debugfs support is dropped for now. Tracing API based debug\n facility is planned to be added.\n\nSigned-off-by: Tejun Heo \u003ctj@kernel.org\u003e\nAcked-by: David Howells \u003cdhowells@redhat.com\u003e\n" }, { "commit": "3d7a641e544e428191667e8b1f83f96fa46dbd65", "tree": "172aa672eca96b94f5531885b82abb82b43c7d8a", "parents": [ "66b00a7c93ec782d118d2c03bd599cfd041e80a1" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Thu Nov 19 18:10:23 2009 +0000" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Thu Nov 19 18:10:23 2009 +0000" }, "message": "SLOW_WORK: Wait for outstanding work items belonging to a module to clear\n\nWait for outstanding slow work items belonging to a module to clear when\nunregistering that module as a user of the facility. This prevents the put_ref\ncode of a work item from being taken away before it returns.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\n" }, { "commit": "2868cbea72dc89ae0eb17693596b1dedaafff1c5", "tree": "277e2cbdafabe6ca74458445838a07b571a94996", "parents": [ "726dd7ff10c217dd74329c94643dc8ebea27334b" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:38 2009 +0100" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:38 2009 +0100" }, "message": "FS-Cache: Bit waiting helpers\n\nAdd helpers for use with wait_on_bit().\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Steve Dickson \u003csteved@redhat.com\u003e\nAcked-by: Trond Myklebust \u003cTrond.Myklebust@netapp.com\u003e\nAcked-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\nTested-by: Daire Byrne \u003cDaire.Byrne@framestore.com\u003e\n" }, { "commit": "955d00917f0c094e0f2fb88df967e980ab66b8ca", "tree": "c6109684239fd45462e494fb4f26aa8e2e651922", "parents": [ "4c515dd47ab41be3f89e757d441661795470b376" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:38 2009 +0100" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:38 2009 +0100" }, "message": "FS-Cache: Provide a slab for cookie allocation\n\nProvide a slab from which can be allocated the FS-Cache cookies that will be\npresented to the netfs.\n\nAlso provide a slab constructor and a function to recursively discard a cookie\nand its ancestor chain.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Steve Dickson \u003csteved@redhat.com\u003e\nAcked-by: Trond Myklebust \u003cTrond.Myklebust@netapp.com\u003e\nAcked-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\nTested-by: Daire Byrne \u003cDaire.Byrne@framestore.com\u003e\n" }, { "commit": "4c515dd47ab41be3f89e757d441661795470b376", "tree": "22b1959663cf77ecd60125ef112b87f1ee4fa6ef", "parents": [ "0e04d4cefcf4d8fbbdb2c50e93ad541582933fd2" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:37 2009 +0100" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:37 2009 +0100" }, "message": "FS-Cache: Add cache management\n\nImplement the entry points by which a cache backend may initialise, add,\ndeclare an error upon and withdraw a cache.\n\nFurther, an object is created in sysfs under which each cache added will get\nan object created:\n\n\t/sys/fs/fscache/\u003ccachetag\u003e/\n\nAll of this is described in Documentation/filesystems/caching/backend-api.txt\nadded by a previous patch.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Steve Dickson \u003csteved@redhat.com\u003e\nAcked-by: Trond Myklebust \u003cTrond.Myklebust@netapp.com\u003e\nAcked-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\nTested-by: Daire Byrne \u003cDaire.Byrne@framestore.com\u003e\n" }, { "commit": "7394daa8c61dfda4baa687f133748fa0b599b017", "tree": "32d2c55ed60596918ec62ce6ecca186337bf4660", "parents": [ "06b3db1b9bccdc8c2c743122a89745279e5ecc46" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:37 2009 +0100" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:37 2009 +0100" }, "message": "FS-Cache: Add use of /proc and presentation of statistics\n\nMake FS-Cache create its /proc interface and present various statistical\ninformation through it. Also provide the functions for updating this\ninformation.\n\nThese features are enabled by:\n\n\tCONFIG_FSCACHE_PROC\n\tCONFIG_FSCACHE_STATS\n\tCONFIG_FSCACHE_HISTOGRAM\n\nThe /proc directory for FS-Cache is also exported so that caching modules can\nadd their own statistics there too.\n\nThe FS-Cache module is loadable at this point, and the statistics files can be\nexamined by userspace:\n\n\tcat /proc/fs/fscache/stats\n\tcat /proc/fs/fscache/histogram\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Steve Dickson \u003csteved@redhat.com\u003e\nAcked-by: Trond Myklebust \u003cTrond.Myklebust@netapp.com\u003e\nAcked-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\nTested-by: Daire Byrne \u003cDaire.Byrne@framestore.com\u003e\n" }, { "commit": "06b3db1b9bccdc8c2c743122a89745279e5ecc46", "tree": "b60850bd899c1a87b5b372cfbf1e72cf380c862a", "parents": [ "0dfc41d1efcc4180abfd32f68f0ade540e636ff6" ], "author": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:36 2009 +0100" }, "committer": { "name": "David Howells", "email": "dhowells@redhat.com", "time": "Fri Apr 03 16:42:36 2009 +0100" }, "message": "FS-Cache: Add main configuration option, module entry points and debugging\n\nAdd the main configuration option, allowing FS-Cache to be selected; the\nmodule entry and exit functions and the debugging stuff used by these patches.\n\nThe two configuration options added are:\n\n\tCONFIG_FSCACHE\n\tCONFIG_FSCACHE_DEBUG\n\nThe first enables the facility, and the second makes the debugging statements\nenableable through the \"debug\" module parameter. The value of this parameter\nis a bitmask as described in:\n\n\tDocumentation/filesystems/caching/fscache.txt\n\nThe module can be loaded at this point, but all it will do at this point in\nthe patch series is to start up the slow work facility and shut it down again.\n\nSigned-off-by: David Howells \u003cdhowells@redhat.com\u003e\nAcked-by: Steve Dickson \u003csteved@redhat.com\u003e\nAcked-by: Trond Myklebust \u003cTrond.Myklebust@netapp.com\u003e\nAcked-by: Al Viro \u003cviro@zeniv.linux.org.uk\u003e\nTested-by: Daire Byrne \u003cDaire.Byrne@framestore.com\u003e\n" } ] }