Re: [PATCH] f2fs: reduce unncessary locking pages during read

2013-03-19 Thread Namjae Jeon
2013/3/19, Jaegeuk Kim : > 2013-03-19 (화), 13:54 +0900, Namjae Jeon: >> > >> > - err = f2fs_readpage(sbi, page, dn.data_blkaddr, READ_SYNC); >> > - if (err) { >> > - f2fs_put_page(page, 1); >> > - return ERR_PTR(err); >> > + if (PageUptodate(page)) { >> > + unlock_page

Re: [PATCH] f2fs: reduce unncessary locking pages during read

2013-03-19 Thread Jaegeuk Kim
2013-03-19 (화), 13:54 +0900, Namjae Jeon: > > > > - err = f2fs_readpage(sbi, page, dn.data_blkaddr, READ_SYNC); > > - if (err) { > > - f2fs_put_page(page, 1); > > - return ERR_PTR(err); > > + if (PageUptodate(page)) { > > + unlock_page(page); > > + retu

Re: [PATCH] f2fs: reduce unncessary locking pages during read

2013-03-18 Thread Namjae Jeon
> > - err = f2fs_readpage(sbi, page, dn.data_blkaddr, READ_SYNC); > - if (err) { > - f2fs_put_page(page, 1); > - return ERR_PTR(err); > + if (PageUptodate(page)) { > + unlock_page(page); > + return page; > } > - unlock_page(page)