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From: Fabiano Rosas <farosas@suse.de>
To: Bin Guo <guobin@linux.alibaba.com>, qemu-devel@nongnu.org
Cc: peterx@redhat.com
Subject: Re: [PATCH 1/8] migration/fd: collapse migration_fd_valid into single boolean expression
Date: Mon, 18 May 2026 17:22:40 -0300	[thread overview]
Message-ID: <878q9g4gdr.fsf@suse.de> (raw)
In-Reply-To: <20260518110112.21395-2-guobin@linux.alibaba.com>

Bin Guo <guobin@linux.alibaba.com> writes:

> Two if/return-true blocks followed by a final return false
> are equivalent to a single OR-expression and easier to scan.
>
> Signed-off-by: Bin Guo <guobin@linux.alibaba.com>
> ---
>  migration/fd.c | 10 +---------
>  1 file changed, 1 insertion(+), 9 deletions(-)
>
> diff --git a/migration/fd.c b/migration/fd.c
> index f05f95992f..939cdda4e1 100644
> --- a/migration/fd.c
> +++ b/migration/fd.c
> @@ -39,15 +39,7 @@ static bool fd_is_pipe(int fd)
>  
>  static bool migration_fd_valid(int fd)
>  {
> -    if (fd_is_socket(fd)) {
> -        return true;
> -    }
> -
> -    if (fd_is_pipe(fd)) {
> -        return true;
> -    }
> -
> -    return false;
> +    return fd_is_socket(fd) || fd_is_pipe(fd);
>  }
>  
>  QIOChannel *fd_connect_outgoing(MigrationState *s, const char *fdname,

Let's not invest effort in replacing perfectly good code.


  reply	other threads:[~2026-05-18 20:23 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-18 11:01 [PATCH 0/8] migration: cleanups, fixes and micro-optimizations Bin Guo
2026-05-18 11:01 ` [PATCH 1/8] migration/fd: collapse migration_fd_valid into single boolean expression Bin Guo
2026-05-18 20:22   ` Fabiano Rosas [this message]
2026-05-18 11:01 ` [PATCH 2/8] migration/global_state: replace strcpy("") with explicit NUL termination Bin Guo
2026-05-18 20:32   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 3/8] migration/vmstate: avoid per-element heap churn in vmsd ptr marker field Bin Guo
2026-05-19  7:32   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 4/8] migration/savevm: use stack-allocated bitmap in configuration_validate_capabilities Bin Guo
2026-05-18 20:53   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 5/8] migration/multifd: fix off-by-one in recv channel ID validation Bin Guo
2026-05-18 19:43   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 6/8] migration/multifd: merge thread-join and cleanup loops in multifd_recv_cleanup Bin Guo
2026-05-18 20:21   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 7/8] migration/multifd: cache migrate_multifd_channels() in send/recv hot paths Bin Guo
2026-05-19  7:16   ` Fabiano Rosas
2026-05-18 11:01 ` [PATCH 8/8] migration/multifd: cache channel count in multifd_send_sync_main Bin Guo
2026-05-19  7:17   ` Fabiano Rosas
2026-05-20 19:33 ` [PATCH 0/8] migration: cleanups, fixes and micro-optimizations Peter Xu
  -- strict thread matches above, loose matches on Subject: below --
2026-05-18 10:51 Bin Guo
2026-05-18 10:51 ` [PATCH 1/8] migration/fd: collapse migration_fd_valid into single boolean expression Bin Guo

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