Date: Tue, 4 Jul 2017 00:02:06 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r320627 - head/sys/compat/linuxkpi/common/src Message-ID: <201707040002.v64026ll082757@repo.freebsd.org>
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Author: markj Date: Tue Jul 4 00:02:06 2017 New Revision: 320627 URL: https://svnweb.freebsd.org/changeset/base/320627 Log: Hold the PCI device list lock when removing an element. MFC after: 1 week Modified: head/sys/compat/linuxkpi/common/src/linux_pci.c Modified: head/sys/compat/linuxkpi/common/src/linux_pci.c ============================================================================== --- head/sys/compat/linuxkpi/common/src/linux_pci.c Tue Jul 4 00:00:42 2017 (r320626) +++ head/sys/compat/linuxkpi/common/src/linux_pci.c Tue Jul 4 00:02:06 2017 (r320627) @@ -254,7 +254,9 @@ pci_unregister_driver(struct pci_driver *pdrv) bus = devclass_find("pci"); + spin_lock(&pci_lock); list_del(&pdrv->links); + spin_unlock(&pci_lock); mtx_lock(&Giant); if (bus != NULL) devclass_delete_driver(bus, &pdrv->driver);
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