diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h index 76f04aa3367c..21dac847f1e4 100644 --- a/fs/nfs/nfstrace.h +++ b/fs/nfs/nfstrace.h @@ -889,16 +889,18 @@ TRACE_EVENT(nfs_aop_readpage_done, TRACE_EVENT(nfs_aop_readahead, TP_PROTO( const struct inode *inode, + struct page *page, unsigned int nr_pages ), - TP_ARGS(inode, nr_pages), + TP_ARGS(inode, page, nr_pages), TP_STRUCT__entry( __field(dev_t, dev) __field(u32, fhandle) __field(u64, fileid) __field(u64, version) + __field(loff_t, offset) __field(unsigned int, nr_pages) ), @@ -909,15 +911,16 @@ TRACE_EVENT(nfs_aop_readahead, __entry->fileid = nfsi->fileid; __entry->fhandle = nfs_fhandle_hash(&nfsi->fh); __entry->version = inode_peek_iversion_raw(inode); + __entry->offset = page_index(page) << PAGE_SHIFT; __entry->nr_pages = nr_pages; ), TP_printk( - "fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu nr_pages=%u", + "fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu offset=%lld nr_pages=%u", MAJOR(__entry->dev), MINOR(__entry->dev), (unsigned long long)__entry->fileid, __entry->fhandle, __entry->version, - __entry->nr_pages + __entry->offset, __entry->nr_pages ) ); @@ -936,6 +939,7 @@ TRACE_EVENT(nfs_aop_readahead_done, __field(int, ret) __field(u64, fileid) __field(u64, version) + __field(loff_t, offset) __field(unsigned int, nr_pages) ), diff --git a/fs/nfs/read.c b/fs/nfs/read.c index c8273d4b12ad..d11af2a9299c 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -404,7 +404,7 @@ int nfs_readpages(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; int ret; - trace_nfs_aop_readahead(inode, nr_pages); + trace_nfs_aop_readahead(inode, lru_to_page(pages), nr_pages); nfs_inc_stats(inode, NFSIOS_VFSREADPAGES); ret = -ESTALE;