Re: [PATCH] Fix a bad bug in read_cache_page_async()
Glauber de Oliveira Costa <[EMAIL PROTECTED]> wrote: > any reason for not simply returning page here? Not particularly. David - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] Fix a bad bug in read_cache_page_async()
On Wed, May 09, 2007 at 01:02:01PM +0100, David Howells wrote: > Fix a bad bug in read_cache_page_async() introduced in commit: > > 6fe6900e1e5b6fa9e5c59aa5061f244fe3f467e2 > > This adds: > > mark_page_accessed(page) > > into the error handling path in read_cache_page_async(). In such a case, > 'page' holds the error code. Obvious thinko. Thanks, ack. > > Signed-off-by: David Howells <[EMAIL PROTECTED]> > --- > > mm/filemap.c |6 -- > 1 files changed, 4 insertions(+), 2 deletions(-) > > diff --git a/mm/filemap.c b/mm/filemap.c > index 9e56fd1..10d4fcf 100644 > --- a/mm/filemap.c > +++ b/mm/filemap.c > @@ -1784,7 +1784,7 @@ struct page *read_cache_page_async(struct address_space > *mapping, > retry: > page = __read_cache_page(mapping, index, filler, data); > if (IS_ERR(page)) > - goto out; > + goto error; > mark_page_accessed(page); > if (PageUptodate(page)) > goto out; > @@ -1803,9 +1803,11 @@ retry: > if (err < 0) { > page_cache_release(page); > page = ERR_PTR(err); > + goto error; > } > - out: > +out: > mark_page_accessed(page); > +error: > return page; > } > EXPORT_SYMBOL(read_cache_page_async); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] Fix a bad bug in read_cache_page_async()
page = __read_cache_page(mapping, index, filler, data); if (IS_ERR(page)) - goto out; + goto error; any reason for not simply returning page here? page = ERR_PTR(err); + goto error; same -- Glauber de Oliveira Costa. "Free as in Freedom" "The less confident you are, the more serious you have to act." - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] Fix a bad bug in read_cache_page_async()
page = __read_cache_page(mapping, index, filler, data); if (IS_ERR(page)) - goto out; + goto error; any reason for not simply returning page here? page = ERR_PTR(err); + goto error; same -- Glauber de Oliveira Costa. Free as in Freedom The less confident you are, the more serious you have to act. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] Fix a bad bug in read_cache_page_async()
On Wed, May 09, 2007 at 01:02:01PM +0100, David Howells wrote: Fix a bad bug in read_cache_page_async() introduced in commit: 6fe6900e1e5b6fa9e5c59aa5061f244fe3f467e2 This adds: mark_page_accessed(page) into the error handling path in read_cache_page_async(). In such a case, 'page' holds the error code. Obvious thinko. Thanks, ack. Signed-off-by: David Howells [EMAIL PROTECTED] --- mm/filemap.c |6 -- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/mm/filemap.c b/mm/filemap.c index 9e56fd1..10d4fcf 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1784,7 +1784,7 @@ struct page *read_cache_page_async(struct address_space *mapping, retry: page = __read_cache_page(mapping, index, filler, data); if (IS_ERR(page)) - goto out; + goto error; mark_page_accessed(page); if (PageUptodate(page)) goto out; @@ -1803,9 +1803,11 @@ retry: if (err 0) { page_cache_release(page); page = ERR_PTR(err); + goto error; } - out: +out: mark_page_accessed(page); +error: return page; } EXPORT_SYMBOL(read_cache_page_async); - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] Fix a bad bug in read_cache_page_async()
Glauber de Oliveira Costa [EMAIL PROTECTED] wrote: any reason for not simply returning page here? Not particularly. David - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/