Messages in this thread Patches in this message | | | Subject | Re: 2.6.3 oops at kobject_unregister, alsa & aic7xxx | From | Eric Kerin <> | Date | Tue, 24 Feb 2004 02:54:44 -0500 |
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On Tue, 2004-02-24 at 02:32, Andrew Morton wrote: > Eric Kerin <eric@bootseg.com> wrote: > > There's a 2nd patch in the above thread that changes those modules to > > stay loaded even if no devices are found, which Arjan V pointed out was > > the preferred way for drivers to work. > > Sounds good. Do you have that patch handy? > -
Sure do,
Below are the patches I coded up for the aic7xxx and aic79xx drivers that leave the module loaded.
Eric Kerin
--- aic7xxx_osm.c.original 2004-01-02 03:56:32.000000000 -0500 +++ aic7xxx_osm.c 2004-01-03 05:03:41.000000000 -0500 @@ -844,6 +844,7 @@ ahc_linux_detect(Scsi_Host_Template *tem { struct ahc_softc *ahc; int found; + int pci_reg_state; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) /* @@ -891,8 +892,9 @@ ahc_linux_detect(Scsi_Host_Template *tem */ ahc_list_lockinit(); + pci_reg_state = -1; #ifdef CONFIG_PCI - ahc_linux_pci_init(); + pci_reg_state = ahc_linux_pci_init(); #endif #ifdef CONFIG_EISA @@ -913,6 +915,10 @@ ahc_linux_detect(Scsi_Host_Template *tem spin_lock_irq(&io_request_lock); #endif aic7xxx_detect_complete++; + if(pci_reg_state == 0 && found == 0){ + return(1); + } + return (found); }
--- aic79xx_osm.c.original 2004-01-02 02:46:43.000000000 -0500 +++ aic79xx_osm.c 2004-01-03 05:05:52.000000000 -0500 @@ -856,6 +856,7 @@ ahd_linux_detect(Scsi_Host_Template *tem { struct ahd_softc *ahd; int found; + int pci_reg_state; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) /* @@ -906,8 +907,9 @@ ahd_linux_detect(Scsi_Host_Template *tem */ ahd_list_lockinit(); + pci_reg_state = -1; #ifdef CONFIG_PCI - ahd_linux_pci_init(); + pci_reg_state = ahd_linux_pci_init(); #endif /* @@ -924,6 +926,10 @@ ahd_linux_detect(Scsi_Host_Template *tem spin_lock_irq(&io_request_lock); #endif aic79xx_detect_complete++; + if(pci_reg_state == 0 && found == 0){ + return(1); + } + return (found); }
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