Re: [RFC 00/10] implement alternative and much simpler id allocator

2016-12-09 Thread Andrew Morton
On Thu, 8 Dec 2016 02:22:55 +0100 Rasmus Villemoes wrote: > TL;DR: these patches save 250 KB of memory, with more low-hanging > fruit ready to pick. > > While browsing through the lib/idr.c code, I noticed that the code at > the end of ida_get_new_above() probably

Re: [PATCH v5 00/17] fs: introduce new writeback error reporting and convert ext2 and ext4 to use it

2017-05-31 Thread Andrew Morton
On Wed, 31 May 2017 08:45:23 -0400 Jeff Layton wrote: > This is v5 of the patchset to improve how we're tracking and reporting > errors that occur during pagecache writeback. I'm curious to know how you've been testing this? Is that testing strong enough for us to be

Re: [PATCH 0/10 v12] No wait AIO

2017-06-15 Thread Andrew Morton
On Thu, 15 Jun 2017 10:59:52 -0500 Goldwyn Rodrigues wrote: > This series adds nonblocking feature to asynchronous I/O writes. > io_submit() can be delayed because of a number of reason: > - Block allocation for files > - Data writebacks for direct I/O > - Sleeping because

Re: [PATCH 02/10] fs: Introduce filemap_range_has_page()

2017-06-15 Thread Andrew Morton
On Thu, 15 Jun 2017 10:59:54 -0500 Goldwyn Rodrigues wrote: > From: Goldwyn Rodrigues > > filemap_range_has_page() return true if the file's mapping has > a page within the range mentioned. This function will be used > to check if a write() call will cause

Re: [PATCH 0/10 v12] No wait AIO

2017-06-15 Thread Andrew Morton
On Thu, 15 Jun 2017 16:51:41 -0500 Goldwyn Rodrigues wrote: > > I have only minor quibbles - I'll grab the patch series for some -next > > testing (at least). > > > > I agree to the quibbles you have on patch 02/10. Should I send the > entire fixed series, just the 02/10

Re: [PATCH v5 00/17] fs: introduce new writeback error reporting and convert ext2 and ext4 to use it

2017-05-31 Thread Andrew Morton
On Wed, 31 May 2017 17:31:49 -0400 Jeff Layton <jlay...@redhat.com> wrote: > On Wed, 2017-05-31 at 13:27 -0700, Andrew Morton wrote: > > On Wed, 31 May 2017 08:45:23 -0400 Jeff Layton <jlay...@redhat.com> wrote: > > > > > This is v5 of the patchset to impr

Re: [PATCH v4 1/3] lib: add crc64 calculation routines

2018-07-25 Thread Andrew Morton
On Wed, 25 Jul 2018 10:37:23 +0800 Coly Li wrote: > > IIUC this series in Andrew's quilt. So, it's still possible to replace > > it with better one, I suppose. Ask Andrew (at least I remember recent > > case where he just replaced series by fixed one). > > Hi Andrew, > > It seems there should