From: Richard Hirst <rhirst@linuxcare.com>
To: parisc-linux@thepuffingroup.com
Subject: [parisc-linux] ret_from_kernel_thread incomplete
Date: Wed, 4 Oct 2000 15:54:38 +0100 [thread overview]
Message-ID: <20001004155438.D27981@linuxcare.com> (raw)
Hi,
Some scsi drivers create a kernel thread for error handling. If
such a driver is build as a module, then when the module is unloaded
you get something like:
10:~# rmmod lasi7xx_mod
break 0,0: pid=100 command='scsi_eh_0'
scsi_eh_0[100]: Breakpoint 0
PSW : 0004010b GR 1 : c022c000 GR 2 : c0104c48 GR 3 : c7834000
GR 4 : c7f241c0 GR 5 : c7f241c0 GR 6 : c7968000 GR 7 : c7834840
GR 8 : c7834694 GR 9 : 00000000 GR10 : c8815000 GR11 : c8815000
GR12 : c880d000 GR13 : c7825000 GR14 : c7834548 GR15 : 00000001
GR16 : 000927f8 GR17 : 00000001 GR18 : 20020128 GR19 : 00000001
GR20 : 00000020 GR21 : c022c264 GR22 : 0000001a GR23 : c7968000
GR24 : 0000000a GR25 : c7834758 GR26 : c78346a4 GR27 : c0218000
GR28 : c7834000 GR29 : c783469c GR30 : c7968740 GR31 : 00000002
SR0 : 00000000 SR1 : 00002002 SR2 : 00000000 SR3 : 00002002
SR4 : 00000000 SR5 : 00000000 SR6 : 00000000 SR7 : 00000000
IASQ : 00000000 00000000 IAOQ : c0104c48 c0104c4c ORIG_R28 : c7f241c0
IIR : 00000000 ISR : 00000000 IOR : c79685ac
scsi : 0 hosts.
10:~#
c0104c48 corresponds to
.word 0 /* FIXME */
round about line 521 of arch/parisc/kernel/entry.S
Richard
next reply other threads:[~2000-10-04 14:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-04 14:54 Richard Hirst [this message]
2000-10-04 16:41 ` [parisc-linux] ret_from_kernel_thread incomplete Richard Hirst
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