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Message-ID: <20241025204008.4076565-2-dhowells@redhat.com>
Date: Fri, 25 Oct 2024 21:39:28 +0100
From: David Howells <dhowells@...hat.com>
To: Christian Brauner <christian@...uner.io>,
Steve French <smfrench@...il.com>,
Matthew Wilcox <willy@...radead.org>
Cc: David Howells <dhowells@...hat.com>,
Jeff Layton <jlayton@...nel.org>,
Gao Xiang <hsiangkao@...ux.alibaba.com>,
Dominique Martinet <asmadeus@...ewreck.org>,
Marc Dionne <marc.dionne@...istor.com>,
Paulo Alcantara <pc@...guebit.com>,
Shyam Prasad N <sprasad@...rosoft.com>,
Tom Talpey <tom@...pey.com>,
Eric Van Hensbergen <ericvh@...nel.org>,
Ilya Dryomov <idryomov@...il.com>,
netfs@...ts.linux.dev,
linux-afs@...ts.infradead.org,
linux-cifs@...r.kernel.org,
linux-nfs@...r.kernel.org,
ceph-devel@...r.kernel.org,
v9fs@...ts.linux.dev,
linux-erofs@...ts.ozlabs.org,
linux-fsdevel@...r.kernel.org,
linux-mm@...ck.org,
netdev@...r.kernel.org,
linux-kernel@...r.kernel.org,
Christian Brauner <brauner@...nel.org>
Subject: [PATCH v2 01/31] netfs: Remove call to folio_index()
From: "Matthew Wilcox (Oracle)" <willy@...radead.org>
Calling folio_index() is pointless overhead; directly dereferencing
folio->index is fine.
Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Link: https://lore.kernel.org/r/20241005182307.3190401-2-willy@infradead.org
Signed-off-by: Christian Brauner <brauner@...nel.org>
---
include/trace/events/netfs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/trace/events/netfs.h b/include/trace/events/netfs.h
index 69975c9c6823..bf511bca896e 100644
--- a/include/trace/events/netfs.h
+++ b/include/trace/events/netfs.h
@@ -450,7 +450,7 @@ TRACE_EVENT(netfs_folio,
struct address_space *__m = READ_ONCE(folio->mapping);
__entry->ino = __m ? __m->host->i_ino : 0;
__entry->why = why;
- __entry->index = folio_index(folio);
+ __entry->index = folio->index;
__entry->nr = folio_nr_pages(folio);
),
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