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From: Igor Munkin via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Mikhail Shishatskiy <m.shishatskiy@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit v4 2/4] memprof: refactor location parsing
Date: Wed, 10 Nov 2021 18:38:01 +0300	[thread overview]
Message-ID: <20211110153801.GH8831@tarantool.org> (raw)
In-Reply-To: <20211104130010.mcvnra6e4yl5moo2@surf.localdomain>

Misha,

Thanks for the fixes! LGTM, except a tiny nit below.

On 04.11.21, Mikhail Shishatskiy wrote:
> Hi, Igor!
> Thank you for the review!
> 
> New commit message:
> ============================================================
> memprof: refactor location parsing
> 
> As it is hard to keep function `id_location` easily usable in the
> function `parse_location` with a growing number of fields in the
> <loc> table, the code is refactored to make it more understandable.
> 
> The API of <utils/symtab.lua> module changed with adding a public
> function `id(loc)` returning the same id-string, as `id_location`
> did. This function is needed to be used in other modules to
> "stringify" the location and use it as a key in the key/value
> storage.
> 
> Part of tarantool/tarantool#5814
> ============================================================
> 
> Diff:
> ============================================================
> diff --git a/tools/memprof/parse.lua b/tools/memprof/parse.lua
> index 34ff8aef..75f5cb39 100644
> --- a/tools/memprof/parse.lua
> +++ b/tools/memprof/parse.lua
> @@ -8,10 +8,10 @@ local bit = require "bit"
>   local band = bit.band
>   local lshift = bit.lshift
> 
> -local symtab = require "utils.symtab"
> -
>   local string_format = string.format
> 
> +local symtab = require "utils.symtab"
> +
>   local LJM_MAGIC = "ljm"
>   local LJM_CURRENT_VERSION = 1
> 
> @@ -66,12 +66,15 @@ local function parse_location(reader, asource)
>       addr = 0,
>       line = 0,
>     }
> -  if asource == ASOURCE_CFUNC then
> +  -- luacheck: ignore
> +  if asource == ASOURCE_INT then
> +    -- Do nothing.

I believe adding only luacheck suppression is enough here.

| ...
| if asource == ASOURCE_INT then -- luacheck: ignore
| else asource == ASOURCE_CFUNC then
| ...

> +  elseif asource == ASOURCE_CFUNC then
>       loc.addr = reader:read_uleb128()
>     elseif asource == ASOURCE_LFUNC then
>       loc.addr = reader:read_uleb128()
>       loc.line = reader:read_uleb128()
> -  elseif asource ~= ASOURCE_INT then
> +  else
>       error("Unknown asource "..asource)
>     end
>     return symtab.id(loc), loc
> ============================================================
> 
> Issue: https://github.com/tarantool/tarantool/issues/5814
> Branch: https://github.com/tarantool/luajit/tree/shishqa/gh-5814-group-allocations-on-trace-by-trace-number
> CI: https://github.com/tarantool/tarantool/tree/shishqa/gh-5814-group-allocations-on-trace-by-trace-number
> 

<snipped>

> --
> Best regards,
> Mikhail Shishatskiy

-- 
Best regards,
IM

  parent reply	other threads:[~2021-11-10 15:38 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-20  7:05 [Tarantool-patches] [PATCH luajit v3 0/4] memprof: group allocations on traces by trace number Mikhail Shishatskiy via Tarantool-patches
2021-08-20  7:05 ` [Tarantool-patches] [PATCH luajit v3 1/5] core: add const to lj_debug_line proto parameter Mikhail Shishatskiy via Tarantool-patches
2021-09-16 15:29   ` Igor Munkin via Tarantool-patches
2021-08-20  7:05 ` [Tarantool-patches] [PATCH luajit v3 2/5] test: separate memprof Lua API tests into subtests Mikhail Shishatskiy via Tarantool-patches
2021-09-16 15:29   ` Igor Munkin via Tarantool-patches
2021-08-20  7:05 ` [Tarantool-patches] [PATCH luajit v3 3/5] memprof: dump traceno if allocate from trace Mikhail Shishatskiy via Tarantool-patches
2021-09-16 15:32   ` Igor Munkin via Tarantool-patches
2021-09-29 19:21     ` Mikhail Shishatskiy via Tarantool-patches
2021-08-20  7:05 ` [Tarantool-patches] [PATCH luajit v3 4/5] memprof: extend symtab with info about traces Mikhail Shishatskiy via Tarantool-patches
2021-09-16 15:32   ` Igor Munkin via Tarantool-patches
2021-09-29 19:21     ` Mikhail Shishatskiy via Tarantool-patches
2021-08-20  7:05 ` [Tarantool-patches] [PATCH luajit v3 5/5] luajit: change order of modules Mikhail Shishatskiy via Tarantool-patches
2021-09-16 15:32   ` Igor Munkin via Tarantool-patches
2021-09-29 20:07 ` [Tarantool-patches] [PATCH luajit v4 0/4] memprof: group allocations on traces by traceno Mikhail Shishatskiy via Tarantool-patches
2021-09-29 20:07   ` [Tarantool-patches] [PATCH luajit v4 1/4] test: separate memprof Lua API tests into subtests Mikhail Shishatskiy via Tarantool-patches
2021-10-27 13:56     ` Igor Munkin via Tarantool-patches
2021-10-27 15:07     ` Sergey Kaplun via Tarantool-patches
2021-09-29 20:07   ` [Tarantool-patches] [PATCH luajit v4 2/4] memprof: refactor location parsing Mikhail Shishatskiy via Tarantool-patches
2021-10-27 13:56     ` Igor Munkin via Tarantool-patches
     [not found]       ` <20211104130010.mcvnra6e4yl5moo2@surf.localdomain>
2021-11-10 15:38         ` Igor Munkin via Tarantool-patches [this message]
2021-09-29 20:07   ` [Tarantool-patches] [PATCH luajit v4 3/4] memprof: group allocations on traces by traceno Mikhail Shishatskiy via Tarantool-patches
2021-10-27 13:56     ` Igor Munkin via Tarantool-patches
     [not found]       ` <20211104130156.f2botlihlfhwd3yh@surf.localdomain>
2021-11-11 15:34         ` Igor Munkin via Tarantool-patches
2021-09-29 20:07   ` [Tarantool-patches] [PATCH luajit v4 4/4] memprof: add info about trace start to symtab Mikhail Shishatskiy via Tarantool-patches
2021-11-01 16:31     ` Igor Munkin via Tarantool-patches
     [not found]       ` <20211104130228.x6qcne5xeh544hm7@surf.localdomain>
2021-11-12 13:34         ` Igor Munkin via Tarantool-patches
2021-11-17  8:17           ` Sergey Kaplun via Tarantool-patches
2021-11-22 15:11           ` Mikhail Shishatskiy via Tarantool-patches
2021-11-24 12:42             ` Mikhail Shishatskiy via Tarantool-patches
2021-11-24 16:44             ` Igor Munkin via Tarantool-patches

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