2.4.10pre2 dma timeouts

2.4.10pre2 dma timeouts

[Dmitry Volkoff]

Hi,

I see a lot of dma timeouts after upgrading to 2.4.10pre2. 
2.4.9 was OK. cm=cmpci sound driver, hdb=atapi cdrom

2001-08-29 23:40:39.806389500 <7>cm: dma timed out??
2001-08-30 10:13:23.720094500 <7>cm: dma timed out??
2001-08-30 10:15:10.251135500 <7>VFS: Disk change detected on device ide0(3,64)
2001-08-30 10:15:13.011415500 <7>ISO 9660 Extensions: Microsoft Joliet Level 1
2001-08-30 10:15:13.045301500 <7>scanning for RockRidge behind XA attributes
2001-08-30 10:15:13.045308500 <7>ISOFS: changing to secondary root
2001-08-30 10:37:05.226148500 <7>cm: dma timed out??
2001-08-30 12:30:01.546233500 <7>cm: dma timed out??
2001-08-30 13:41:05.725593500 <7>VFS: Disk change detected on device ide0(3,64)
2001-08-30 13:41:08.182700500 <7>ISO 9660 Extensions: Microsoft Joliet Level 1
2001-08-30 13:41:08.237010500 <7>scanning for RockRidge behind XA attributes
2001-08-30 13:41:08.237018500 <7>ISOFS: changing to secondary root
2001-08-30 15:04:01.756184500 <7>cm: dma timed out??
2001-08-30 16:59:05.326265500 <7>cm: dma timed out??
2001-08-30 17:30:23.851025500 <4>hdb: timeout waiting for DMA
2001-08-30 17:30:23.851034500 <4>ide_dmaproc: chipset supported ide_dma_timeout func only: 14
2001-08-30 17:30:23.851038500 <4>hdb: status timeout: status=0xd0 { Busy }
2001-08-30 17:30:23.851041500 <4>hdb: drive not ready for command
2001-08-30 17:30:23.901618500 <4>hdb: ATAPI reset complete
2001-08-31 04:28:09.295761500 <7>cm: dma timed out??
2001-08-31 04:49:18.611390500 <7>cm: dma timed out??
2001-08-31 04:53:07.753687500 <7>VFS: Disk change detected on device ide0(3,64)
2001-08-31 04:53:07.753696500 <4>VFS: busy inodes on changed media.
2001-08-31 08:57:02.196599500 <7>cm: dma timed out??

cdrom was blocked after the last message. I cannot eject the cd-disc.
Only reboot helps. I've never seen such problem with any previous kernels.

-- 

    DV