Hi Davidlohr, [auto build test ERROR on next-20170529]
url: https://github.com/0day-ci/linux/commits/Davidlohr-Bueso/rbtree-Cache-leftmost-node-internally/20170530-101713 config: x86_64-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): include/linux/compiler.h:260:8: sparse: attribute 'no_sanitize_address': unknown attribute drivers/infiniband/hw/hfi1/mmu_rb.c: In function 'hfi1_mmu_rb_insert': >> drivers/infiniband/hw/hfi1/mmu_rb.c:183:29: error: passing argument 2 of >> '__mmu_int_rb_insert' from incompatible pointer type >> [-Werror=incompatible-pointer-types] __mmu_int_rb_insert(mnode, &handler->root); ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:68:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _insert(ITSTRUCT *node, \ ^~~~~~~~ >> drivers/infiniband/hw/hfi1/mmu_rb.c:188:30: error: passing argument 2 of >> '__mmu_int_rb_remove' from incompatible pointer type >> [-Werror=incompatible-pointer-types] __mmu_int_rb_remove(mnode, &handler->root); ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:95:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c: In function '__mmu_rb_search': >> drivers/infiniband/hw/hfi1/mmu_rb.c:205:34: error: passing argument 1 of >> '__mmu_int_rb_iter_first' from incompatible pointer type >> [-Werror=incompatible-pointer-types] node = __mmu_int_rb_iter_first(&handler->root, addr, ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:149:1: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITPREFIX ## _iter_first(struct rb_root_cached *root, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c:208:39: error: passing argument 1 of '__mmu_int_rb_iter_first' from incompatible pointer type [-Werror=incompatible-pointer-types] for (node = __mmu_int_rb_iter_first(&handler->root, addr, ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:149:1: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITPREFIX ## _iter_first(struct rb_root_cached *root, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c: In function 'hfi1_mmu_rb_extract': drivers/infiniband/hw/hfi1/mmu_rb.c:229:29: error: passing argument 2 of '__mmu_int_rb_remove' from incompatible pointer type [-Werror=incompatible-pointer-types] __mmu_int_rb_remove(node, &handler->root); ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:95:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c: In function 'hfi1_mmu_rb_evict': drivers/infiniband/hw/hfi1/mmu_rb.c:251:32: error: passing argument 2 of '__mmu_int_rb_remove' from incompatible pointer type [-Werror=incompatible-pointer-types] __mmu_int_rb_remove(rbnode, &handler->root); ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:95:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c: In function 'hfi1_mmu_rb_remove': drivers/infiniband/hw/hfi1/mmu_rb.c:281:28: error: passing argument 2 of '__mmu_int_rb_remove' from incompatible pointer type [-Werror=incompatible-pointer-types] __mmu_int_rb_remove(node, &handler->root); ^ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:95:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c: In function 'mmu_notifier_mem_invalidate': drivers/infiniband/hw/hfi1/mmu_rb.c:314:38: error: passing argument 1 of '__mmu_int_rb_iter_first' from incompatible pointer type [-Werror=incompatible-pointer-types] for (node = __mmu_int_rb_iter_first(root, start, end - 1); ^~~~ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:149:1: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITPREFIX ## _iter_first(struct rb_root_cached *root, \ ^~~~~~~~ drivers/infiniband/hw/hfi1/mmu_rb.c:321:30: error: passing argument 2 of '__mmu_int_rb_remove' from incompatible pointer type [-Werror=incompatible-pointer-types] __mmu_int_rb_remove(node, root); ^~~~ In file included from drivers/infiniband/hw/hfi1/mmu_rb.c:50:0: drivers/infiniband/hw/hfi1/mmu_rb.c:90:47: note: expected 'struct rb_root_cached *' but argument is of type 'struct rb_root *' mmu_node_start, mmu_node_last, static, __mmu_int_rb); ^ include/linux/interval_tree_generic.h:95:15: note: in definition of macro 'INTERVAL_TREE_DEFINE' ITSTATIC void ITPREFIX ## _remove(ITSTRUCT *node, \ ^~~~~~~~ cc1: some warnings being treated as errors vim +/__mmu_int_rb_insert +183 drivers/infiniband/hw/hfi1/mmu_rb.c 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 44 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 45 * 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 46 */ 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 47 #include <linux/list.h> 67caea1fe drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-05-12 48 #include <linux/rculist.h> 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 49 #include <linux/mmu_notifier.h> df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 @50 #include <linux/interval_tree_generic.h> 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 51 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 52 #include "mmu_rb.h" 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 53 #include "trace.h" 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 54 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 55 struct mmu_rb_handler { 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 56 struct mmu_notifier mn; e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 57 struct rb_root root; e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 58 void *ops_arg; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 59 spinlock_t lock; /* protect the RB tree */ 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 60 struct mmu_rb_ops *ops; 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 61 struct mm_struct *mm; 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 62 struct list_head lru_list; b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 63 struct work_struct del_work; b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 64 struct list_head del_list; b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 65 struct workqueue_struct *wq; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 66 }; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 67 df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 68 static unsigned long mmu_node_start(struct mmu_rb_node *); df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 69 static unsigned long mmu_node_last(struct mmu_rb_node *); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 70 static inline void mmu_notifier_page(struct mmu_notifier *, struct mm_struct *, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 71 unsigned long); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 72 static inline void mmu_notifier_range_start(struct mmu_notifier *, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 73 struct mm_struct *, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 74 unsigned long, unsigned long); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 75 static void mmu_notifier_mem_invalidate(struct mmu_notifier *, f19bd643d drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 76 struct mm_struct *, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 77 unsigned long, unsigned long); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 78 static struct mmu_rb_node *__mmu_rb_search(struct mmu_rb_handler *, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 79 unsigned long, unsigned long); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 80 static void do_remove(struct mmu_rb_handler *handler, b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 81 struct list_head *del_list); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 82 static void handle_remove(struct work_struct *work); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 83 0fc859a65 drivers/infiniband/hw/hfi1/mmu_rb.c Bhumika Goyal 2016-11-19 84 static const struct mmu_notifier_ops mn_opts = { 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 85 .invalidate_page = mmu_notifier_page, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 86 .invalidate_range_start = mmu_notifier_range_start, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 87 }; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 88 df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 89 INTERVAL_TREE_DEFINE(struct mmu_rb_node, node, unsigned long, __last, df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 90 mmu_node_start, mmu_node_last, static, __mmu_int_rb); df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 91 df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 92 static unsigned long mmu_node_start(struct mmu_rb_node *node) df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 93 { df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 94 return node->addr & PAGE_MASK; df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 95 } df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 96 df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 97 static unsigned long mmu_node_last(struct mmu_rb_node *node) df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 98 { de79093b2 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 99 return PAGE_ALIGN(node->addr + node->len) - 1; df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 100 } df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 101 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 102 int hfi1_mmu_rb_register(void *ops_arg, struct mm_struct *mm, e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 103 struct mmu_rb_ops *ops, b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 104 struct workqueue_struct *wq, e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 105 struct mmu_rb_handler **handler) 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 106 { 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 107 struct mmu_rb_handler *handlr; 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 108 int ret; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 109 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 110 handlr = kmalloc(sizeof(*handlr), GFP_KERNEL); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 111 if (!handlr) 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 112 return -ENOMEM; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 113 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 114 handlr->root = RB_ROOT; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 115 handlr->ops = ops; e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 116 handlr->ops_arg = ops_arg; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 117 INIT_HLIST_NODE(&handlr->mn.hlist); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 118 spin_lock_init(&handlr->lock); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 119 handlr->mn.ops = &mn_opts; 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 120 handlr->mm = mm; b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 121 INIT_WORK(&handlr->del_work, handle_remove); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 122 INIT_LIST_HEAD(&handlr->del_list); 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 123 INIT_LIST_HEAD(&handlr->lru_list); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 124 handlr->wq = wq; 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 125 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 126 ret = mmu_notifier_register(&handlr->mn, handlr->mm); 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 127 if (ret) { 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 128 kfree(handlr); 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 129 return ret; 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 130 } 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 131 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 132 *handler = handlr; e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 133 return 0; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 134 } 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 135 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 136 void hfi1_mmu_rb_unregister(struct mmu_rb_handler *handler) 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 137 { 20a42d083 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 138 struct mmu_rb_node *rbnode; 20a42d083 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 139 struct rb_node *node; c81e1f645 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 140 unsigned long flags; b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 141 struct list_head del_list; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 142 782f6697d drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 143 /* Unregister first so we don't get any more notifications. */ 3faa3d9a3 drivers/infiniband/hw/hfi1/mmu_rb.c Ira Weiny 2016-07-28 144 mmu_notifier_unregister(&handler->mn, handler->mm); 782f6697d drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 145 b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 146 /* b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 147 * Make sure the wq delete handler is finished running. It will not b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 148 * be triggered once the mmu notifiers are unregistered above. b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 149 */ b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 150 flush_work(&handler->del_work); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 151 b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 152 INIT_LIST_HEAD(&del_list); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 153 782f6697d drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 154 spin_lock_irqsave(&handler->lock, flags); e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 155 while ((node = rb_first(&handler->root))) { 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 156 rbnode = rb_entry(node, struct mmu_rb_node, node); e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 157 rb_erase(node, &handler->root); 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 158 /* move from LRU list to delete list */ 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 159 list_move(&rbnode->list, &del_list); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 160 } 782f6697d drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 161 spin_unlock_irqrestore(&handler->lock, flags); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 162 b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 163 do_remove(handler, &del_list); b85ced915 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 164 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 165 kfree(handler); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 166 } 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 167 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 168 int hfi1_mmu_rb_insert(struct mmu_rb_handler *handler, e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 169 struct mmu_rb_node *mnode) 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 170 { df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 171 struct mmu_rb_node *node; c81e1f645 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 172 unsigned long flags; df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 173 int ret = 0; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 174 c81e1f645 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 175 spin_lock_irqsave(&handler->lock, flags); 353b71c7c drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 176 hfi1_cdbg(MMU, "Inserting node addr 0x%llx, len %u", mnode->addr, 353b71c7c drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 177 mnode->len); df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 178 node = __mmu_rb_search(handler, mnode->addr, mnode->len); df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 179 if (node) { df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 180 ret = -EINVAL; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 181 goto unlock; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 182 } e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 @183 __mmu_int_rb_insert(mnode, &handler->root); 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 184 list_add(&mnode->list, &handler->lru_list); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 185 e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 186 ret = handler->ops->insert(handler->ops_arg, mnode); 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 187 if (ret) { e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 @188 __mmu_int_rb_remove(mnode, &handler->root); 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 189 list_del(&mnode->list); /* remove from LRU list */ 0636e9ab8 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 190 } 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 191 unlock: c81e1f645 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 192 spin_unlock_irqrestore(&handler->lock, flags); 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 193 return ret; 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 194 } 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 195 de82bdff6 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-04-12 196 /* Caller must hold handler lock */ 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 197 static struct mmu_rb_node *__mmu_rb_search(struct mmu_rb_handler *handler, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 198 unsigned long addr, 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 199 unsigned long len) 06e0ffa69 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 200 { 0f310a00e drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 201 struct mmu_rb_node *node = NULL; df5a00f81 drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 202 353b71c7c drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 203 hfi1_cdbg(MMU, "Searching for addr 0x%llx, len %u", addr, len); 0f310a00e drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 204 if (!handler->ops->filter) { e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 @205 node = __mmu_int_rb_iter_first(&handler->root, addr, 0f310a00e drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 206 (addr + len) - 1); 0f310a00e drivers/staging/rdma/hfi1/mmu_rb.c Mitko Haralanov 2016-03-08 207 } else { e0b09ac55 drivers/infiniband/hw/hfi1/mmu_rb.c Dean Luick 2016-07-28 208 for (node = __mmu_int_rb_iter_first(&handler->root, addr, :::::: The code at line 183 was first introduced by commit :::::: e0b09ac55d51bb9bf6a4a320bf4029e40bdabd6c IB/hfi1: Make the cache handler own its rb tree root :::::: TO: Dean Luick <[email protected]> :::::: CC: Doug Ledford <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: application/gzip
