[lkml]   [1999]   [Dec]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [patch] Re: setitimer lowlatency-2.2.13-A1 questions
>On Mon, 6 Dec 1999, Andrea Arcangeli wrote:
>> For the ret to userspace case it could decrease a bit the bh latency

whoops I meant irq latency there.

>> but it seems not a big issue, as right now a ret from syscall will act
>> like while returning from an irq after the bottom half path.
>bh latency is important in some cases, and often we do not return to
>userspace for millisecs (tens of millisecs in other cases). This might
>even explain some of the TCP oddities.

Yes, agreed.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:55    [W:0.047 / U:26.520 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site