lkml.org 
[lkml]   [2003]   [Jun]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] udev enhancements to use kernel event queue
Date

> +
> + spin_lock(&sequence_lock);
> + envp [i++] = scratch;
> + scratch += sprintf(scratch, "SEQNUM=%ld", sequence_num) + 1;
> + ++sequence_num;
> + spin_unlock(&sequence_lock);
>
> kobj_path_length = get_kobj_path_length (kset, kobj);
> kobj_path = kmalloc (kobj_path_length, GFP_KERNEL);

If this kmalloc fails, you'll have a hole in the numbers and
user space will be very confused. You need to report dropped
events if you do this.

Regards
Oliver

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:36    [W:0.121 / U:0.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site