f2fs: add a tracepoint on f2fs_new_inode
This can help when debugging the free nid allocation flows. Reviewed-by: Namjae Jeon <namjae.jeon@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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@ -63,7 +63,7 @@ static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode)
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nid_free = true;
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goto out;
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}
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trace_f2fs_new_inode(inode, 0);
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mark_inode_dirty(inode);
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return inode;
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@ -71,6 +71,7 @@ out:
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clear_nlink(inode);
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unlock_new_inode(inode);
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fail:
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trace_f2fs_new_inode(inode, err);
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iput(inode);
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if (nid_free)
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alloc_nid_failed(sbi, ino);
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@ -197,6 +197,13 @@ DEFINE_EVENT(f2fs__inode, f2fs_evict_inode,
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TP_ARGS(inode)
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);
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DEFINE_EVENT(f2fs__inode_exit, f2fs_new_inode,
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TP_PROTO(struct inode *inode, int ret),
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TP_ARGS(inode, ret)
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);
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TRACE_EVENT(f2fs_unlink_enter,
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TP_PROTO(struct inode *dir, struct dentry *dentry),
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