From: Igor Munkin <imun@tarantool.org>
To: Sergey Kaplun <skaplun@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit v1 03/11] profile: introduce profiler writing module
Date: Fri, 25 Dec 2020 12:37:24 +0300 [thread overview]
Message-ID: <20201225093724.GE5396@tarantool.org> (raw)
In-Reply-To: <20201224212037.GM9101@root>
Sergey,
On 25.12.20, Sergey Kaplun wrote:
> On 24.12.20, Sergey Ostanevich wrote:
<snipped>
> >
> > +void lj_wbuf_init(struct lj_wbuf *buf, lj_wbuf_writer writer, void *ctx,
> > + uint8_t *mem, size_t size)
> > +{
> > + lua_assert(size >= LEB128_U64_MAXSIZE);
> >
> > Is it meaningful to allocate just 10bytes?
>
> No, but at least we should check it. We need at least 10bytes buffer to
> write huge addresses leb128-encoded.
Again, this is a *general purpose write buffer*, so I agree with Sergos,
that this assert looks odd here.
>
<snipped>
>
> --
> Best regards,
> Sergey Kaplun
--
Best regards,
IM
next prev parent reply other threads:[~2020-12-25 9:37 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-16 19:13 [Tarantool-patches] [PATCH luajit v1 00/11] LuaJIT memory profiler Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 01/11] build: add src dir in building Sergey Kaplun
2020-12-20 21:27 ` Igor Munkin
2020-12-23 18:20 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 02/11] utils: introduce leb128 reader and writer Sergey Kaplun
2020-12-20 22:44 ` Igor Munkin
2020-12-23 22:34 ` Sergey Kaplun
2020-12-24 9:11 ` Igor Munkin
2020-12-25 8:46 ` Sergey Kaplun
2020-12-23 16:50 ` Sergey Ostanevich
2020-12-23 22:36 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 03/11] profile: introduce profiler writing module Sergey Kaplun
2020-12-21 9:24 ` Igor Munkin
2020-12-24 6:46 ` Sergey Kaplun
2020-12-24 15:45 ` Sergey Ostanevich
2020-12-24 21:20 ` Sergey Kaplun
2020-12-25 9:37 ` Igor Munkin [this message]
2020-12-25 10:13 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 04/11] profile: introduce symtab write module Sergey Kaplun
2020-12-21 10:30 ` Igor Munkin
2020-12-24 7:00 ` Sergey Kaplun
2020-12-24 9:36 ` Igor Munkin
2020-12-25 8:45 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 05/11] vm: introduce LFUNC and FFUNC vmstates Sergey Kaplun
2020-12-25 11:07 ` Sergey Ostanevich
2020-12-25 11:23 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 06/11] core: introduce new mem_L field Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 07/11] debug: move debug_frameline to public module API Sergey Kaplun
2020-12-20 22:46 ` Igor Munkin
2020-12-24 6:50 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 08/11] profile: introduce memory profiler Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 09/11] misc: add Lua API for " Sergey Kaplun
2020-12-24 16:32 ` Sergey Ostanevich
2020-12-24 21:25 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 10/11] tools: introduce tools directory Sergey Kaplun
2020-12-20 22:46 ` Igor Munkin
2020-12-24 6:47 ` Sergey Kaplun
2020-12-16 19:13 ` [Tarantool-patches] [PATCH luajit v1 11/11] profile: introduce profile parser Sergey Kaplun
2020-12-24 23:09 ` Igor Munkin
2020-12-25 8:41 ` Sergey Kaplun
2020-12-21 10:43 ` [Tarantool-patches] [PATCH luajit v1 00/11] LuaJIT memory profiler Igor Munkin
2020-12-24 7:02 ` Sergey Kaplun
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