lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 10 Aug 2021 16:26:49 +0100 From: David Howells <dhowells@...hat.com> To: "Matthew Wilcox (Oracle)" <willy@...radead.org> Cc: dhowells@...hat.com, linux-kernel@...r.kernel.org, linux-mm@...ck.org, linux-fsdevel@...r.kernel.org, Christoph Hellwig <hch@....de>, "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com> Subject: Re: [PATCH v14 001/138] mm: Convert get_page_unless_zero() to return bool Matthew Wilcox (Oracle) <willy@...radead.org> wrote: > atomic_add_unless() returns bool, so remove the widening casts to int > in page_ref_add_unless() and get_page_unless_zero(). This causes gcc > to produce slightly larger code in isolate_migratepages_block(), but > it's not clear that it's worse code. Net +19 bytes of text. > > Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org> > Reviewed-by: Christoph Hellwig <hch@....de> > Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com> Reviewed-by: David Howells <dhowells@...hat.com>
Powered by blists - more mailing lists