Messages in this thread | | | Subject | Re: [PATCH] [RFC] Advanced TCA Disk Hotswap support in Linux Kernel [core 1/2] | From | Alan Cox <> | Date | 11 Oct 2002 11:40:21 +0100 |
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On Fri, 2002-10-11 at 02:19, Steven Dake wrote: > This mechanism is far superior to /proc/scsi/scsi because it: > 1) provides true FibreChannel hotswap support (at this point qlogic FC > HBAs) > 2) is programmatic such that errors can be reported from kernel to user > without looking is /var/log/. > 3) Provides superior response times vs opening a file and writing to > proc. > 4) Easier to control from kernel and user via C APIs vs using > open/write.
Doesn't seem to have any locking/ Thats a scsi layer problem that does need tackling to mke hotswap actually work well. At the very least the host queue needs locks and probably the hosts need refcounting now
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