[lkml]   [2020]   [Aug]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 2/2] net: socket: implement SO_DESCRIPTION

On 8/15/20 11:23 AM, Pascal Bouchareine wrote:
> This command attaches the zero terminated string in optval to the
> socket for troubleshooting purposes. The free string is displayed in the
> process fdinfo file for that fd (/proc/<pid>/fdinfo/<fd>).
> One intended usage is to allow processes to self-document sockets
> for netstat and friends to report
> We ignore optlen and constrain the string to a static max size

1) You also ignored what would happen at accept() time.

Please test your patches with ASAN.

2) Also, why is that description specific to sockets ?

3) When a new socket option is added, it is customary to implement both setsockopt() and getsockopt()
for things like CRIU.

 \ /
  Last update: 2020-08-16 20:16    [W:0.186 / U:3.224 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site