From: Lukas Czerner Subject: [PATCH v4 05/20] xfs: use ->invalidatepage() length argument Date: Tue, 14 May 2013 18:37:19 +0200 Message-ID: <1368549454-8930-6-git-send-email-lczerner@redhat.com> References: <1368549454-8930-1-git-send-email-lczerner@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: hughd@google.com, linux-kernel@vger.kernel.org, xfs@oss.sgi.com, linux-fsdevel@vger.kernel.org, lczerner@redhat.com, akpm@linux-foundation.org, linux-ext4@vger.kernel.org To: linux-mm@kvack.org Return-path: In-Reply-To: <1368549454-8930-1-git-send-email-lczerner@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com List-Id: linux-ext4.vger.kernel.org ->invalidatepage() aop now accepts range to invalidate so we can make use of it in xfs_vm_invalidatepage() Signed-off-by: Lukas Czerner Reviewed-by: Ben Myers Cc: xfs@oss.sgi.com --- v4: use xfs_page_class instead of separate tracepoint fs/xfs/xfs_aops.c | 9 +++++---- fs/xfs/xfs_trace.h | 15 ++++++++++----- 2 files changed, 15 insertions(+), 9 deletions(-) diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index e426796..55c85ec 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -826,8 +826,9 @@ xfs_vm_invalidatepage( unsigned int offset, unsigned int length) { - trace_xfs_invalidatepage(page->mapping->host, page, offset); - block_invalidatepage(page, offset, PAGE_CACHE_SIZE - offset); + trace_xfs_invalidatepage(page->mapping->host, page, offset, + length); + block_invalidatepage(page, offset, length); } /* @@ -921,7 +922,7 @@ xfs_vm_writepage( int count = 0; int nonblocking = 0; - trace_xfs_writepage(inode, page, 0); + trace_xfs_writepage(inode, page, 0, 0); ASSERT(page_has_buffers(page)); @@ -1152,7 +1153,7 @@ xfs_vm_releasepage( { int delalloc, unwritten; - trace_xfs_releasepage(page->mapping->host, page, 0); + trace_xfs_releasepage(page->mapping->host, page, 0, 0); xfs_count_page_state(page, &delalloc, &unwritten); diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 16a8129..7f075ed 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -950,14 +950,16 @@ DEFINE_RW_EVENT(xfs_file_splice_read); DEFINE_RW_EVENT(xfs_file_splice_write); DECLARE_EVENT_CLASS(xfs_page_class, - TP_PROTO(struct inode *inode, struct page *page, unsigned long off), - TP_ARGS(inode, page, off), + TP_PROTO(struct inode *inode, struct page *page, unsigned long off, + unsigned int len), + TP_ARGS(inode, page, off, len), 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(unsigned int, length) __field(int, delalloc) __field(int, unwritten) ), @@ -971,24 +973,27 @@ DECLARE_EVENT_CLASS(xfs_page_class, __entry->pgoff = page_offset(page); __entry->size = i_size_read(inode); __entry->offset = off; + __entry->length = len; __entry->delalloc = delalloc; __entry->unwritten = unwritten; ), TP_printk("dev %d:%d ino 0x%llx pgoff 0x%lx size 0x%llx offset %lx " - "delalloc %d unwritten %d", + "length %x delalloc %d unwritten %d", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->ino, __entry->pgoff, __entry->size, __entry->offset, + __entry->length, __entry->delalloc, __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)) + TP_PROTO(struct inode *inode, struct page *page, unsigned long off, \ + unsigned int len), \ + TP_ARGS(inode, page, off, len)) DEFINE_PAGE_EVENT(xfs_writepage); DEFINE_PAGE_EVENT(xfs_releasepage); DEFINE_PAGE_EVENT(xfs_invalidatepage); -- 1.7.7.6 _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs