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From: Simon Marchi <simark@simark.ca>
To: "Jose E. Marchesi" <jose.marchesi@oracle.com>,
	gdb-patches@sourceware.org
Subject: Re: [PATCH V5 1/3] gdb: support for eBPF
Date: Sat, 1 Aug 2020 19:32:20 -0400	[thread overview]
Message-ID: <1a24ad7b-0083-a045-82ae-26985189917e@simark.ca> (raw)
In-Reply-To: <d3f6b4b0-e1cb-9d6b-9c55-2e37d78d3cb3@simark.ca>

On 2020-08-01 7:25 p.m., Simon Marchi wrote:
> On 2020-07-13 8:24 a.m., Jose E. Marchesi via Gdb-patches wrote:
>> +/* Implement the breakpoint_kind_from_pc gdbarch method.  */
>> +
>> +static int
>> +bpf_breakpoint_kind_from_pc (struct gdbarch *gdbarch, CORE_ADDR *start_pc)
>> +{
>> +  /* We support just one kind of breakpoint.  */
>> +  return 8;
> 
> Please document (or use a macro / const int to make it clear) that the kind is
> also the instruction size.
> 
> IMO it would make more sense to call the first kind 0, and the subsequent ones
> (if there is ever any) 1, 2, 3, etc, since you could have two breakpoint kinds
> that have the same size.
> 
> Otherwise, this is OK.
> 
> Simon
> 

Oh, and would you like to add an entry in the MAINTAINERS file of GDB?  I suppose
it would make sense to have you there, unless you can think of somebody else?

Simon


  reply	other threads:[~2020-08-01 23:32 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-13 12:24 [PATCH V5 0/3] eBPF support Jose E. Marchesi
2020-07-13 12:24 ` [PATCH V5 1/3] gdb: support for eBPF Jose E. Marchesi
2020-07-13 13:04   ` Eli Zaretskii
2020-07-13 13:30     ` Jose E. Marchesi
2020-08-01 23:25   ` Simon Marchi
2020-08-01 23:32     ` Simon Marchi [this message]
2020-07-13 12:24 ` [PATCH V5 2/3] sim: eBPF simulator Jose E. Marchesi
2020-07-13 12:24 ` [PATCH V5 3/3] sim: generated files for the " Jose E. Marchesi
2020-07-20 19:17 ` [PATCH V5 0/3] eBPF support Jose E. Marchesi
2020-08-01 23:16 ` Simon Marchi

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