scsi: mpt3sas: Remove scsi_dma_map() error messages
authorSreekanth Reddy <sreekanth.reddy@broadcom.com>
Thu, 3 Mar 2022 14:02:03 +0000 (19:32 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 18 Jan 2023 10:48:58 +0000 (11:48 +0100)
commit63c2fa09b85679c17ee5f24de34f412dc76c0764
tree32e2f7870e841fcdc6c0e01426d8bbc9b06e40db
parente2ea55564229e4bea1474af15b111b3a3043b76f
scsi: mpt3sas: Remove scsi_dma_map() error messages

commit 0c25422d34b4726b2707d5f38560943155a91b80 upstream.

When scsi_dma_map() fails by returning a sges_left value less than zero,
the amount of logging produced can be extremely high.  In a recent end-user
environment, 1200 messages per second were being sent to the log buffer.
This eventually overwhelmed the system and it stalled.

These error messages are not needed. Remove them.

Link: https://lore.kernel.org/r/20220303140203.12642-1-sreekanth.reddy@broadcom.com
Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Cc: Paul Menzel <pmenzel@molgen.mpg.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/scsi/mpt3sas/mpt3sas_base.c