linux-kernel - Re: [PATCH 00/13] treewide: Refactor heap related implementation

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Date: Tue, 19 Mar 2024 18:12:17 -0400
From: Kent Overstreet <kent.overstreet@...ux.dev>
To: Kuan-Wei Chiu <visitorckw@...il.com>
Cc: colyli@...e.de, msakai@...hat.com, peterz@...radead.org, 
	mingo@...hat.com, acme@...nel.org, namhyung@...nel.org, akpm@...ux-foundation.org, 
	bfoster@...hat.com, mark.rutland@....com, alexander.shishkin@...ux.intel.com, 
	jolsa@...nel.org, irogers@...gle.com, adrian.hunter@...el.com, 
	jserv@...s.ncku.edu.tw, linux-bcache@...r.kernel.org, dm-devel@...ts.linux.dev, 
	linux-bcachefs@...r.kernel.org, linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/13] treewide: Refactor heap related implementation

On Wed, Mar 20, 2024 at 01:59:52AM +0800, Kuan-Wei Chiu wrote:
> Hello,
> 
> This patch series focuses on several adjustments related to heap
> implementation. Firstly, a type-safe interface has been added to the
> min_heap, along with the introduction of several new functions to
> enhance its functionality. Additionally, the heap implementation for
> bcache and bcachefs has been replaced with the generic min_heap
> implementation from include/linux. Furthermore, several typos have been
> corrected.
> 
> Previous discussion with Kent Overstreet:
> https://lkml.kernel.org/ioyfizrzq7w7mjrqcadtzsfgpuntowtjdw5pgn4qhvsdp4mqqg@nrlek5vmisbu

Hey, thanks for doing this. Can you post a git repo link? I'll point my
CI at it.

> 
> Regards,
> Kuan-Wei
> 
> Kuan-Wei Chiu (13):
>   perf/core: Fix several typos
>   bcache: Fix typo
>   bcachefs: Fix typo
>   lib min_heap: Add type safe interface
>   lib min_heap: Add min_heap_init()
>   lib min_heap: Add min_heap_peek()
>   lib min_heap: Add min_heap_full()
>   lib min_heap: Add args for min_heap_callbacks
>   lib min_heap: Update min_heap_push() and min_heap_pop() to return bool
>     values
>   bcache: Remove heap-related macros and switch to generic min_heap
>   lib min_heap: Add min_heap_del()
>   lib min_heap: Add min_heap_sift_up()
>   bcachefs: Remove heap-related macros and switch to generic min_heap
> 
>  drivers/md/bcache/alloc.c      |  66 ++++++++----
>  drivers/md/bcache/bcache.h     |   2 +-
>  drivers/md/bcache/bset.c       |  73 ++++++++-----
>  drivers/md/bcache/bset.h       |  38 ++++---
>  drivers/md/bcache/btree.c      |  27 ++++-
>  drivers/md/bcache/extents.c    |  44 ++++----
>  drivers/md/bcache/movinggc.c   |  40 ++++++--
>  drivers/md/bcache/super.c      |  16 +++
>  drivers/md/bcache/sysfs.c      |   3 +
>  drivers/md/bcache/util.c       |   2 +-
>  drivers/md/bcache/util.h       |  81 +--------------
>  drivers/md/dm-vdo/repair.c     |  29 +++---
>  drivers/md/dm-vdo/slab-depot.c |  21 ++--
>  fs/bcachefs/clock.c            |  53 +++++++---
>  fs/bcachefs/clock_types.h      |   2 +-
>  fs/bcachefs/ec.c               |  99 +++++++++++-------
>  fs/bcachefs/ec_types.h         |   2 +-
>  fs/bcachefs/util.c             |   2 +-
>  fs/bcachefs/util.h             | 127 ++---------------------
>  include/linux/min_heap.h       | 180 ++++++++++++++++++++++++++-------
>  kernel/events/core.c           |  53 +++++-----
>  lib/test_min_heap.c            |  75 +++++++-------
>  22 files changed, 565 insertions(+), 470 deletions(-)
> 
> -- 
> 2.34.1
>