Date: Tue, 1 Dec 2009 20:05:25 +0200 From: Jaakko Heinonen <jh@FreeBSD.org> To: scsi@FreeBSD.org Subject: cd(4) M_WAITOK allocations with periph lock held Message-ID: <20091201180524.GB7961@a91-153-117-195.elisa-laajakaista.fi>
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Hi, There are some M_WAITOK malloc invocations with periph lock held in cd(4). Below is a link to a patch which drops the periph lock while doing those allocations. Comments/review? --- Drop periph lock while allocating memory with M_WAITOK flag in cdreportkey(), cdsendkey() and cdreaddvdstructure(). PR: kern/130735 Tested by: Eygene Ryabinkin The patch against head: http://people.freebsd.org/~jh/patches/scsi_cd-M_WAITOK-fixes.diff -- Jaakko
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