Hi Jan, Thank you for taking time for the review. On Thu, Oct 25, 2012 at 09:32:49PM +0200, Jan Kara wrote: > On Thu 25-10-12 11:12:47, Naoya Horiguchi wrote: > > Printing out the information about which file can be affected by a > > memory error in generic_error_remove_page() is helpful for user to > > estimate the impact of the error. > > > > Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx> > > --- > > mm/truncate.c | 8 +++++++- > > 1 file changed, 7 insertions(+), 1 deletion(-) > > > > diff --git v3.7-rc2.orig/mm/truncate.c v3.7-rc2/mm/truncate.c > > index d51ce92..df0c6ab7 100644 > > --- v3.7-rc2.orig/mm/truncate.c > > +++ v3.7-rc2/mm/truncate.c > > @@ -151,14 +151,20 @@ int truncate_inode_page(struct address_space *mapping, struct page *page) > > */ > > int generic_error_remove_page(struct address_space *mapping, struct page *page) > > { > > + int ret; > > + struct inode *inode = mapping->host; > > + > This will oops if mapping == NULL. Currently the only caller seems to > check beforehand but still, it's better keep the code as robust as it it. OK. Adding a comment about it will be helpful for that purpose. Thanks, Naoya -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>