diff options
Diffstat (limited to 'fs/xfs/linux-2.6')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_aops.c | 23 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_buf.c | 5 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_export.c | 11 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl.c | 7 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_ioctl32.c | 15 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_iops.c | 16 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_quotaops.c | 1 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_super.c | 2 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.c | 139 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.h | 2 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_trace.c | 1 | ||||
-rw-r--r-- | fs/xfs/linux-2.6/xfs_trace.h | 359 |
12 files changed, 312 insertions, 269 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index 089eaca860b4..34640d6dbdcb 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -1333,6 +1333,21 @@ xfs_vm_writepage( trace_xfs_writepage(inode, page, 0); /* + * Refuse to write the page out if we are called from reclaim context. + * + * This is primarily to avoid stack overflows when called from deep + * used stacks in random callers for direct reclaim, but disabling + * reclaim for kswap is a nice side-effect as kswapd causes rather + * suboptimal I/O patters, too. + * + * This should really be done by the core VM, but until that happens + * filesystems like XFS, btrfs and ext4 have to take care of this + * by themselves. + */ + if (current->flags & PF_MEMALLOC) + goto out_fail; + + /* * We need a transaction if: * 1. There are delalloc buffers on the page * 2. The page is uptodate and we have unmapped buffers @@ -1366,14 +1381,6 @@ xfs_vm_writepage( if (!page_has_buffers(page)) create_empty_buffers(page, 1 << inode->i_blkbits, 0); - - /* - * VM calculation for nr_to_write seems off. Bump it way - * up, this gets simple streaming writes zippy again. - * To be reviewed again after Jens' writeback changes. - */ - wbc->nr_to_write *= 4; - /* * Convert delayed allocate, unwritten or unmapped space * to real space and flush out to disk. diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c index 649ade8ef598..2ee3f7a60163 100644 --- a/fs/xfs/linux-2.6/xfs_buf.c +++ b/fs/xfs/linux-2.6/xfs_buf.c @@ -45,7 +45,7 @@ static kmem_zone_t *xfs_buf_zone; STATIC int xfsbufd(void *); -STATIC int xfsbufd_wakeup(int, gfp_t); +STATIC int xfsbufd_wakeup(struct shrinker *, int, gfp_t); STATIC void xfs_buf_delwri_queue(xfs_buf_t *, int); static struct shrinker xfs_buf_shake = { .shrink = xfsbufd_wakeup, @@ -340,7 +340,7 @@ _xfs_buf_lookup_pages( __func__, gfp_mask); XFS_STATS_INC(xb_page_retries); - xfsbufd_wakeup(0, gfp_mask); + xfsbufd_wakeup(NULL, 0, gfp_mask); congestion_wait(BLK_RW_ASYNC, HZ/50); goto retry; } @@ -1762,6 +1762,7 @@ xfs_buf_runall_queues( STATIC int xfsbufd_wakeup( + struct shrinker *shrink, int priority, gfp_t mask) { diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/linux-2.6/xfs_export.c index 846b75aeb2ab..e7839ee49e43 100644 --- a/fs/xfs/linux-2.6/xfs_export.c +++ b/fs/xfs/linux-2.6/xfs_export.c @@ -128,13 +128,12 @@ xfs_nfs_get_inode( return ERR_PTR(-ESTALE); /* - * The XFS_IGET_BULKSTAT means that an invalid inode number is just - * fine and not an indication of a corrupted filesystem. Because - * clients can send any kind of invalid file handle, e.g. after - * a restore on the server we have to deal with this case gracefully. + * The XFS_IGET_UNTRUSTED means that an invalid inode number is just + * fine and not an indication of a corrupted filesystem as clients can + * send invalid file handles and we have to handle it gracefully.. */ - error = xfs_iget(mp, NULL, ino, XFS_IGET_BULKSTAT, - XFS_ILOCK_SHARED, &ip, 0); + error = xfs_iget(mp, NULL, ino, XFS_IGET_UNTRUSTED, + XFS_ILOCK_SHARED, &ip); if (error) { /* * EINVAL means the inode cluster doesn't exist anymore. diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c index 699b60cbab9c..e59a81062830 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl.c +++ b/fs/xfs/linux-2.6/xfs_ioctl.c @@ -679,10 +679,9 @@ xfs_ioc_bulkstat( error = xfs_bulkstat_single(mp, &inlast, bulkreq.ubuffer, &done); else /* XFS_IOC_FSBULKSTAT */ - error = xfs_bulkstat(mp, &inlast, &count, - (bulkstat_one_pf)xfs_bulkstat_one, NULL, - sizeof(xfs_bstat_t), bulkreq.ubuffer, - BULKSTAT_FG_QUICK, &done); + error = xfs_bulkstat(mp, &inlast, &count, xfs_bulkstat_one, + sizeof(xfs_bstat_t), bulkreq.ubuffer, + &done); if (error) return -error; diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c index 9287135e9bfc..52ed49e6465c 100644 --- a/fs/xfs/linux-2.6/xfs_ioctl32.c +++ b/fs/xfs/linux-2.6/xfs_ioctl32.c @@ -237,15 +237,12 @@ xfs_bulkstat_one_compat( xfs_ino_t ino, /* inode number to get data for */ void __user *buffer, /* buffer to place output in */ int ubsize, /* size of buffer */ - void *private_data, /* my private data */ - xfs_daddr_t bno, /* starting bno of inode cluster */ int *ubused, /* bytes used by me */ - void *dibuff, /* on-disk inode buffer */ int *stat) /* BULKSTAT_RV_... */ { return xfs_bulkstat_one_int(mp, ino, buffer, ubsize, - xfs_bulkstat_one_fmt_compat, bno, - ubused, dibuff, stat); + xfs_bulkstat_one_fmt_compat, + ubused, stat); } /* copied from xfs_ioctl.c */ @@ -298,13 +295,11 @@ xfs_compat_ioc_bulkstat( int res; error = xfs_bulkstat_one_compat(mp, inlast, bulkreq.ubuffer, - sizeof(compat_xfs_bstat_t), - NULL, 0, NULL, NULL, &res); + sizeof(compat_xfs_bstat_t), 0, &res); } else if (cmd == XFS_IOC_FSBULKSTAT_32) { error = xfs_bulkstat(mp, &inlast, &count, - xfs_bulkstat_one_compat, NULL, - sizeof(compat_xfs_bstat_t), bulkreq.ubuffer, - BULKSTAT_FG_QUICK, &done); + xfs_bulkstat_one_compat, sizeof(compat_xfs_bstat_t), + bulkreq.ubuffer, &done); } else error = XFS_ERROR(EINVAL); if (error) diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c index 9c8019c78c92..44f0b2de153e 100644 --- a/fs/xfs/linux-2.6/xfs_iops.c +++ b/fs/xfs/linux-2.6/xfs_iops.c @@ -585,11 +585,20 @@ xfs_vn_fallocate( bf.l_len = len; xfs_ilock(ip, XFS_IOLOCK_EXCL); + + /* check the new inode size is valid before allocating */ + if (!(mode & FALLOC_FL_KEEP_SIZE) && + offset + len > i_size_read(inode)) { + new_size = offset + len; + error = inode_newsize_ok(inode, new_size); + if (error) + goto out_unlock; + } + error = -xfs_change_file_space(ip, XFS_IOC_RESVSP, &bf, 0, XFS_ATTR_NOLOCK); - if (!error && !(mode & FALLOC_FL_KEEP_SIZE) && - offset + len > i_size_read(inode)) - new_size = offset + len; + if (error) + goto out_unlock; /* Change file size if needed */ if (new_size) { @@ -600,6 +609,7 @@ xfs_vn_fallocate( error = -xfs_setattr(ip, &iattr, XFS_ATTR_NOLOCK); } +out_unlock: xfs_iunlock(ip, XFS_IOLOCK_EXCL); out_error: return error; diff --git a/fs/xfs/linux-2.6/xfs_quotaops.c b/fs/xfs/linux-2.6/xfs_quotaops.c index 9ac8aea91529..067cafbfc635 100644 --- a/fs/xfs/linux-2.6/xfs_quotaops.c +++ b/fs/xfs/linux-2.6/xfs_quotaops.c @@ -23,7 +23,6 @@ #include "xfs_ag.h" #include "xfs_mount.h" #include "xfs_quota.h" -#include "xfs_log.h" #include "xfs_trans.h" #include "xfs_bmap_btree.h" #include "xfs_inode.h" diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index f2d1718c9165..80938c736c27 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -1883,7 +1883,6 @@ init_xfs_fs(void) goto out_cleanup_procfs; vfs_initquota(); - xfs_inode_shrinker_init(); error = register_filesystem(&xfs_fs_type); if (error) @@ -1911,7 +1910,6 @@ exit_xfs_fs(void) { vfs_exitquota(); unregister_filesystem(&xfs_fs_type); - xfs_inode_shrinker_destroy(); xfs_sysctl_unregister(); xfs_cleanup_procfs(); xfs_buf_terminate(); diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c index 3884e20bc14e..a51a07c3a70c 100644 --- a/fs/xfs/linux-2.6/xfs_sync.c +++ b/fs/xfs/linux-2.6/xfs_sync.c @@ -144,6 +144,41 @@ restart: return last_error; } +/* + * Select the next per-ag structure to iterate during the walk. The reclaim + * walk is optimised only to walk AGs with reclaimable inodes in them. + */ +static struct xfs_perag * +xfs_inode_ag_iter_next_pag( + struct xfs_mount *mp, + xfs_agnumber_t *first, + int tag) +{ + struct xfs_perag *pag = NULL; + + if (tag == XFS_ICI_RECLAIM_TAG) { + int found; + int ref; + + spin_lock(&mp->m_perag_lock); + found = radix_tree_gang_lookup_tag(&mp->m_perag_tree, + (void **)&pag, *first, 1, tag); + if (found <= 0) { + spin_unlock(&mp->m_perag_lock); + return NULL; + } + *first = pag->pag_agno + 1; + /* open coded pag reference increment */ + ref = atomic_inc_return(&pag->pag_ref); + spin_unlock(&mp->m_perag_lock); + trace_xfs_perag_get_reclaim(mp, pag->pag_agno, ref, _RET_IP_); + } else { + pag = xfs_perag_get(mp, *first); + (*first)++; + } + return pag; +} + int xfs_inode_ag_iterator( struct xfs_mount *mp, @@ -154,20 +189,15 @@ xfs_inode_ag_iterator( int exclusive, int *nr_to_scan) { + struct xfs_perag *pag; int error = 0; int last_error = 0; xfs_agnumber_t ag; int nr; nr = nr_to_scan ? *nr_to_scan : INT_MAX; - for (ag = 0; ag < mp->m_sb.sb_agcount; ag++) { - struct xfs_perag *pag; - - pag = xfs_perag_get(mp, ag); - if (!pag->pag_ici_init) { - xfs_perag_put(pag); - continue; - } + ag = 0; + while ((pag = xfs_inode_ag_iter_next_pag(mp, &ag, tag))) { error = xfs_inode_ag_walk(mp, pag, execute, flags, tag, exclusive, &nr); xfs_perag_put(pag); @@ -644,6 +674,17 @@ __xfs_inode_set_reclaim_tag( radix_tree_tag_set(&pag->pag_ici_root, XFS_INO_TO_AGINO(ip->i_mount, ip->i_ino), XFS_ICI_RECLAIM_TAG); + + if (!pag->pag_ici_reclaimable) { + /* propagate the reclaim tag up into the perag radix tree */ + spin_lock(&ip->i_mount->m_perag_lock); + radix_tree_tag_set(&ip->i_mount->m_perag_tree, + XFS_INO_TO_AGNO(ip->i_mount, ip->i_ino), + XFS_ICI_RECLAIM_TAG); + spin_unlock(&ip->i_mount->m_perag_lock); + trace_xfs_perag_set_reclaim(ip->i_mount, pag->pag_agno, + -1, _RET_IP_); + } pag->pag_ici_reclaimable++; } @@ -678,6 +719,16 @@ __xfs_inode_clear_reclaim_tag( radix_tree_tag_clear(&pag->pag_ici_root, XFS_INO_TO_AGINO(mp, ip->i_ino), XFS_ICI_RECLAIM_TAG); pag->pag_ici_reclaimable--; + if (!pag->pag_ici_reclaimable) { + /* clear the reclaim tag from the perag radix tree */ + spin_lock(&ip->i_mount->m_perag_lock); + radix_tree_tag_clear(&ip->i_mount->m_perag_tree, + XFS_INO_TO_AGNO(ip->i_mount, ip->i_ino), + XFS_ICI_RECLAIM_TAG); + spin_unlock(&ip->i_mount->m_perag_lock); + trace_xfs_perag_clear_reclaim(ip->i_mount, pag->pag_agno, + -1, _RET_IP_); + } } /* @@ -832,88 +883,52 @@ xfs_reclaim_inodes( /* * Shrinker infrastructure. - * - * This is all far more complex than it needs to be. It adds a global list of - * mounts because the shrinkers can only call a global context. We need to make - * the shrinkers pass a context to avoid the need for global state. */ -static LIST_HEAD(xfs_mount_list); -static struct rw_semaphore xfs_mount_list_lock; - static int xfs_reclaim_inode_shrink( + struct shrinker *shrink, int nr_to_scan, gfp_t gfp_mask) { struct xfs_mount *mp; struct xfs_perag *pag; xfs_agnumber_t ag; - int reclaimable = 0; + int reclaimable; + mp = container_of(shrink, struct xfs_mount, m_inode_shrink); if (nr_to_scan) { if (!(gfp_mask & __GFP_FS)) return -1; - down_read(&xfs_mount_list_lock); - list_for_each_entry(mp, &xfs_mount_list, m_mplist) { - xfs_inode_ag_iterator(mp, xfs_reclaim_inode, 0, + xfs_inode_ag_iterator(mp, xfs_reclaim_inode, 0, XFS_ICI_RECLAIM_TAG, 1, &nr_to_scan); - if (nr_to_scan <= 0) - break; - } - up_read(&xfs_mount_list_lock); - } - - down_read(&xfs_mount_list_lock); - list_for_each_entry(mp, &xfs_mount_list, m_mplist) { - for (ag = 0; ag < mp->m_sb.sb_agcount; ag++) { + /* if we don't exhaust the scan, don't bother coming back */ + if (nr_to_scan > 0) + return -1; + } - pag = xfs_perag_get(mp, ag); - if (!pag->pag_ici_init) { - xfs_perag_put(pag); - continue; - } - reclaimable += pag->pag_ici_reclaimable; - xfs_perag_put(pag); - } + reclaimable = 0; + ag = 0; + while ((pag = xfs_inode_ag_iter_next_pag(mp, &ag, + XFS_ICI_RECLAIM_TAG))) { + reclaimable += pag->pag_ici_reclaimable; + xfs_perag_put(pag); } - up_read(&xfs_mount_list_lock); return reclaimable; } -static struct shrinker xfs_inode_shrinker = { - .shrink = xfs_reclaim_inode_shrink, - .seeks = DEFAULT_SEEKS, -}; - -void __init -xfs_inode_shrinker_init(void) -{ - init_rwsem(&xfs_mount_list_lock); - register_shrinker(&xfs_inode_shrinker); -} - -void -xfs_inode_shrinker_destroy(void) -{ - ASSERT(list_empty(&xfs_mount_list)); - unregister_shrinker(&xfs_inode_shrinker); -} - void xfs_inode_shrinker_register( struct xfs_mount *mp) { - down_write(&xfs_mount_list_lock); - list_add_tail(&mp->m_mplist, &xfs_mount_list); - up_write(&xfs_mount_list_lock); + mp->m_inode_shrink.shrink = xfs_reclaim_inode_shrink; + mp->m_inode_shrink.seeks = DEFAULT_SEEKS; + register_shrinker(&mp->m_inode_shrink); } void xfs_inode_shrinker_unregister( struct xfs_mount *mp) { - down_write(&xfs_mount_list_lock); - list_del(&mp->m_mplist); - up_write(&xfs_mount_list_lock); + unregister_shrinker(&mp->m_inode_shrink); } diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h index cdcbaaca9880..e28139aaa4aa 100644 --- a/fs/xfs/linux-2.6/xfs_sync.h +++ b/fs/xfs/linux-2.6/xfs_sync.h @@ -55,8 +55,6 @@ int xfs_inode_ag_iterator(struct xfs_mount *mp, int (*execute)(struct xfs_inode *ip, struct xfs_perag *pag, int flags), int flags, int tag, int write_lock, int *nr_to_scan); -void xfs_inode_shrinker_init(void); -void xfs_inode_shrinker_destroy(void); void xfs_inode_shrinker_register(struct xfs_mount *mp); void xfs_inode_shrinker_unregister(struct xfs_mount *mp); diff --git a/fs/xfs/linux-2.6/xfs_trace.c b/fs/xfs/linux-2.6/xfs_trace.c index 207fa77f63ae..d12be8470cba 100644 --- a/fs/xfs/linux-2.6/xfs_trace.c +++ b/fs/xfs/linux-2.6/xfs_trace.c @@ -50,7 +50,6 @@ #include "quota/xfs_dquot_item.h" #include "quota/xfs_dquot.h" #include "xfs_log_recover.h" -#include "xfs_buf_item.h" #include "xfs_inode_item.h" /* diff --git a/fs/xfs/linux-2.6/xfs_trace.h b/fs/xfs/linux-2.6/xfs_trace.h index ff6bc797baf2..302820690904 100644 --- a/fs/xfs/linux-2.6/xfs_trace.h +++ b/fs/xfs/linux-2.6/xfs_trace.h @@ -82,33 +82,6 @@ DECLARE_EVENT_CLASS(xfs_attr_list_class, ) ) -#define DEFINE_PERAG_REF_EVENT(name) \ -TRACE_EVENT(name, \ - TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount, \ - unsigned long caller_ip), \ - TP_ARGS(mp, agno, refcount, caller_ip), \ - TP_STRUCT__entry( \ - __field(dev_t, dev) \ - __field(xfs_agnumber_t, agno) \ - __field(int, refcount) \ - __field(unsigned long, caller_ip) \ - ), \ - TP_fast_assign( \ - __entry->dev = mp->m_super->s_dev; \ - __entry->agno = agno; \ - __entry->refcount = refcount; \ - __entry->caller_ip = caller_ip; \ - ), \ - TP_printk("dev %d:%d agno %u refcount %d caller %pf", \ - MAJOR(__entry->dev), MINOR(__entry->dev), \ - __entry->agno, \ - __entry->refcount, \ - (char *)__entry->caller_ip) \ -); - -DEFINE_PERAG_REF_EVENT(xfs_perag_get) -DEFINE_PERAG_REF_EVENT(xfs_perag_put) - #define DEFINE_ATTR_LIST_EVENT(name) \ DEFINE_EVENT(xfs_attr_list_class, name, \ TP_PROTO(struct xfs_attr_list_context *ctx), \ @@ -122,6 +95,40 @@ DEFINE_ATTR_LIST_EVENT(xfs_attr_list_add); DEFINE_ATTR_LIST_EVENT(xfs_attr_list_wrong_blk); DEFINE_ATTR_LIST_EVENT(xfs_attr_list_notfound); +DECLARE_EVENT_CLASS(xfs_perag_class, + TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount, + unsigned long caller_ip), + TP_ARGS(mp, agno, refcount, caller_ip), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_agnumber_t, agno) + __field(int, refcount) + __field(unsigned long, caller_ip) + ), + TP_fast_assign( + __entry->dev = mp->m_super->s_dev; + __entry->agno = agno; + __entry->refcount = refcount; + __entry->caller_ip = caller_ip; + ), + TP_printk("dev %d:%d agno %u refcount %d caller %pf", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->agno, + __entry->refcount, + (char *)__entry->caller_ip) +); + +#define DEFINE_PERAG_REF_EVENT(name) \ +DEFINE_EVENT(xfs_perag_class, name, \ + TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount, \ + unsigned long caller_ip), \ + TP_ARGS(mp, agno, refcount, caller_ip)) +DEFINE_PERAG_REF_EVENT(xfs_perag_get); +DEFINE_PERAG_REF_EVENT(xfs_perag_get_reclaim); +DEFINE_PERAG_REF_EVENT(xfs_perag_put); +DEFINE_PERAG_REF_EVENT(xfs_perag_set_reclaim); +DEFINE_PERAG_REF_EVENT(xfs_perag_clear_reclaim); + TRACE_EVENT(xfs_attr_list_node_descend, TP_PROTO(struct xfs_attr_list_context *ctx, struct xfs_da_node_entry *btree), @@ -775,165 +782,181 @@ DEFINE_LOGGRANT_EVENT(xfs_log_ungrant_enter); DEFINE_LOGGRANT_EVENT(xfs_log_ungrant_exit); DEFINE_LOGGRANT_EVENT(xfs_log_ungrant_sub); -#define DEFINE_RW_EVENT(name) \ -TRACE_EVENT(name, \ - TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset, int flags), \ - TP_ARGS(ip, count, offset, flags), \ - TP_STRUCT__entry( \ - __field(dev_t, dev) \ - __field(xfs_ino_t, ino) \ - __field(xfs_fsize_t, size) \ - __field(xfs_fsize_t, new_size) \ - __field(loff_t, offset) \ - __field(size_t, count) \ - __field(int, flags) \ - ), \ - TP_fast_assign( \ - __entry->dev = VFS_I(ip)->i_sb->s_dev; \ - __entry->ino = ip->i_ino; \ - __entry->size = ip->i_d.di_size; \ - __entry->new_size = ip->i_new_size; \ - __entry->offset = offset; \ - __entry->count = count; \ - __entry->flags = flags; \ - ), \ - TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " \ - "offset 0x%llx count 0x%zx ioflags %s", \ - MAJOR(__entry->dev), MINOR(__entry->dev), \ - __entry->ino, \ - __entry->size, \ - __entry->new_size, \ - __entry->offset, \ - __entry->count, \ - __print_flags(__entry->flags, "|", XFS_IO_FLAGS)) \ +DECLARE_EVENT_CLASS(xfs_file_class, + TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset, int flags), + TP_ARGS(ip, count, offset, flags), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(xfs_fsize_t, size) + __field(xfs_fsize_t, new_size) + __field(loff_t, offset) + __field(size_t, count) + __field(int, flags) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->size = ip->i_d.di_size; + __entry->new_size = ip->i_new_size; + __entry->offset = offset; + __entry->count = count; + __entry->flags = flags; + ), + TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " + "offset 0x%llx count 0x%zx ioflags %s", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->size, + __entry->new_size, + __entry->offset, + __entry->count, + __print_flags(__entry->flags, "|", XFS_IO_FLAGS)) ) + +#define DEFINE_RW_EVENT(name) \ +DEFINE_EVENT(xfs_file_class, name, \ + TP_PROTO(struct xfs_inode *ip, size_t count, loff_t offset, int flags), \ + TP_ARGS(ip, count, offset, flags)) DEFINE_RW_EVENT(xfs_file_read); DEFINE_RW_EVENT(xfs_file_buffered_write); DEFINE_RW_EVENT(xfs_file_direct_write); DEFINE_RW_EVENT(xfs_file_splice_read); DEFINE_RW_EVENT(xfs_file_splice_write); - -#define DEFINE_PAGE_EVENT(name) \ -TRACE_EVENT(name, \ - TP_PROTO(struct inode *inode, struct page *page, unsigned long off), \ - TP_ARGS(inode, page, off), \ - TP_STRUCT__entry( \ - __field(dev_t, dev) \ - __field(xfs_ino_t, ino) \ - __field(pgoff_t, pgoff) \ - __field(loff_t, size) \ - __field(unsigned long, offset) \ - __field(int, delalloc) \ - __field(int, unmapped) \ - __field(int, unwritten) \ - ), \ - TP_fast_assign( \ - int delalloc = -1, unmapped = -1, unwritten = -1; \ - \ - if (page_has_buffers(page)) \ - xfs_count_page_state(page, &delalloc, \ - &unmapped, &unwritten); \ - __entry->dev = inode->i_sb->s_dev; \ - __entry->ino = XFS_I(inode)->i_ino; \ - __entry->pgoff = page_offset(page); \ - __entry->size = i_size_read(inode); \ - __entry->offset = off; \ - __entry->delalloc = delalloc; \ - __entry->unmapped = unmapped; \ - __entry->unwritten = unwritten; \ - ), \ - TP_printk("dev %d:%d ino 0x%llx pgoff 0x%lx size 0x%llx offset %lx " \ - "delalloc %d unmapped %d unwritten %d", \ - MAJOR(__entry->dev), MINOR(__entry->dev), \ - __entry->ino, \ - __entry->pgoff, \ - __entry->size, \ - __entry->offset, \ - __entry->delalloc, \ - __entry->unmapped, \ - __entry->unwritten) \ +DECLARE_EVENT_CLASS(xfs_page_class, + TP_PROTO(struct inode *inode, struct page *page, unsigned long off), + TP_ARGS(inode, page, off), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(pgoff_t, pgoff) + __field(loff_t, size) + __field(unsigned long, offset) + __field(int, delalloc) + __field(int, unmapped) + __field(int, unwritten) + ), + TP_fast_assign( + int delalloc = -1, unmapped = -1, unwritten = -1; + + if (page_has_buffers(page)) + xfs_count_page_state(page, &delalloc, + &unmapped, &unwritten); + __entry->dev = inode->i_sb->s_dev; + __entry->ino = XFS_I(inode)->i_ino; + __entry->pgoff = page_offset(page); + __entry->size = i_size_read(inode); + __entry->offset = off; + __entry->delalloc = delalloc; + __entry->unmapped = unmapped; + __entry->unwritten = unwritten; + ), + TP_printk("dev %d:%d ino 0x%llx pgoff 0x%lx size 0x%llx offset %lx " + "delalloc %d unmapped %d unwritten %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->pgoff, + __entry->size, + __entry->offset, + __entry->delalloc, + __entry->unmapped, + __entry->unwritten) ) + +#define DEFINE_PAGE_EVENT(name) \ +DEFINE_EVENT(xfs_page_class, name, \ + TP_PROTO(struct inode *inode, struct page *page, unsigned long off), \ + TP_ARGS(inode, page, off)) DEFINE_PAGE_EVENT(xfs_writepage); DEFINE_PAGE_EVENT(xfs_releasepage); DEFINE_PAGE_EVENT(xfs_invalidatepage); -#define DEFINE_IOMAP_EVENT(name) \ -TRACE_EVENT(name, \ - TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count, \ - int flags, struct xfs_bmbt_irec *irec), \ - TP_ARGS(ip, offset, count, flags, irec), \ - TP_STRUCT__entry( \ - __field(dev_t, dev) \ - __field(xfs_ino_t, ino) \ - __field(loff_t, size) \ - __field(loff_t, new_size) \ - __field(loff_t, offset) \ - __field(size_t, count) \ - __field(int, flags) \ - __field(xfs_fileoff_t, startoff) \ - __field(xfs_fsblock_t, startblock) \ - __field(xfs_filblks_t, blockcount) \ - ), \ - TP_fast_assign( \ - __entry->dev = VFS_I(ip)->i_sb->s_dev; \ - __entry->ino = ip->i_ino; \ - __entry->size = ip->i_d.di_size; \ - __entry->new_size = ip->i_new_size; \ - __entry->offset = offset; \ - __entry->count = count; \ - __entry->flags = flags; \ - __entry->startoff = irec ? irec->br_startoff : 0; \ - __entry->startblock = irec ? irec->br_startblock : 0; \ - __entry->blockcount = irec ? irec->br_blockcount : 0; \ - ), \ - TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " \ - "offset 0x%llx count %zd flags %s " \ - "startoff 0x%llx startblock %lld blockcount 0x%llx", \ - MAJOR(__entry->dev), MINOR(__entry->dev), \ - __entry->ino, \ - __entry->size, \ - __entry->new_size, \ - __entry->offset, \ - __entry->count, \ - __print_flags(__entry->flags, "|", BMAPI_FLAGS), \ - __entry->startoff, \ - (__int64_t)__entry->startblock, \ - __entry->blockcount) \ +DECLARE_EVENT_CLASS(xfs_iomap_class, + TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count, + int flags, struct xfs_bmbt_irec *irec), + TP_ARGS(ip, offset, count, flags, irec), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(loff_t, size) + __field(loff_t, new_size) + __field(loff_t, offset) + __field(size_t, count) + __field(int, flags) + __field(xfs_fileoff_t, startoff) + __field(xfs_fsblock_t, startblock) + __field(xfs_filblks_t, blockcount) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->size = ip->i_d.di_size; + __entry->new_size = ip->i_new_size; + __entry->offset = offset; + __entry->count = count; + __entry->flags = flags; + __entry->startoff = irec ? irec->br_startoff : 0; + __entry->startblock = irec ? irec->br_startblock : 0; + __entry->blockcount = irec ? irec->br_blockcount : 0; + ), + TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " + "offset 0x%llx count %zd flags %s " + "startoff 0x%llx startblock %lld blockcount 0x%llx", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->size, + __entry->new_size, + __entry->offset, + __entry->count, + __print_flags(__entry->flags, "|", BMAPI_FLAGS), + __entry->startoff, + (__int64_t)__entry->startblock, + __entry->blockcount) ) + +#define DEFINE_IOMAP_EVENT(name) \ +DEFINE_EVENT(xfs_iomap_class, name, \ + TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count, \ + int flags, struct xfs_bmbt_irec *irec), \ + TP_ARGS(ip, offset, count, flags, irec)) DEFINE_IOMAP_EVENT(xfs_iomap_enter); DEFINE_IOMAP_EVENT(xfs_iomap_found); DEFINE_IOMAP_EVENT(xfs_iomap_alloc); -#define DEFINE_SIMPLE_IO_EVENT(name) \ -TRACE_EVENT(name, \ - TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count), \ - TP_ARGS(ip, offset, count), \ - TP_STRUCT__entry( \ - __field(dev_t, dev) \ - __field(xfs_ino_t, ino) \ - __field(loff_t, size) \ - __field(loff_t, new_size) \ - __field(loff_t, offset) \ - __field(size_t, count) \ - ), \ - TP_fast_assign( \ - __entry->dev = VFS_I(ip)->i_sb->s_dev; \ - __entry->ino = ip->i_ino; \ - __entry->size = ip->i_d.di_size; \ - __entry->new_size = ip->i_new_size; \ - __entry->offset = offset; \ - __entry->count = count; \ - ), \ - TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " \ - "offset 0x%llx count %zd", \ - MAJOR(__entry->dev), MINOR(__entry->dev), \ - __entry->ino, \ - __entry->size, \ - __entry->new_size, \ - __entry->offset, \ - __entry->count) \ +DECLARE_EVENT_CLASS(xfs_simple_io_class, + TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count), + TP_ARGS(ip, offset, count), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(xfs_ino_t, ino) + __field(loff_t, size) + __field(loff_t, new_size) + __field(loff_t, offset) + __field(size_t, count) + ), + TP_fast_assign( + __entry->dev = VFS_I(ip)->i_sb->s_dev; + __entry->ino = ip->i_ino; + __entry->size = ip->i_d.di_size; + __entry->new_size = ip->i_new_size; + __entry->offset = offset; + __entry->count = count; + ), + TP_printk("dev %d:%d ino 0x%llx size 0x%llx new_size 0x%llx " + "offset 0x%llx count %zd", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->ino, + __entry->size, + __entry->new_size, + __entry->offset, + __entry->count) ); + +#define DEFINE_SIMPLE_IO_EVENT(name) \ +DEFINE_EVENT(xfs_simple_io_class, name, \ + TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count), \ + TP_ARGS(ip, offset, count)) DEFINE_SIMPLE_IO_EVENT(xfs_delalloc_enospc); DEFINE_SIMPLE_IO_EVENT(xfs_unwritten_convert); |