Date: Thu, 15 Mar 2018 19:41:26 +0000 (UTC) From: Kyle Evans <kevans@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r331021 - stable/11/sys/dev/efidev Message-ID: <201803151941.w2FJfQJd072993@repo.freebsd.org>
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Author: kevans Date: Thu Mar 15 19:41:26 2018 New Revision: 331021 URL: https://svnweb.freebsd.org/changeset/base/331021 Log: r322279: Don't create /dev/efi without EFI runtime Turns out to be even simpler to just not create /dev/efi if we don't have a efi runtime. Modified: stable/11/sys/dev/efidev/efidev.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/efidev/efidev.c ============================================================================== --- stable/11/sys/dev/efidev/efidev.c Thu Mar 15 19:32:33 2018 (r331020) +++ stable/11/sys/dev/efidev/efidev.c Thu Mar 15 19:41:26 2018 (r331021) @@ -39,28 +39,15 @@ __FBSDID("$FreeBSD$"); #include <machine/efi.h> #include <sys/efiio.h> -static d_open_t efidev_open; static d_ioctl_t efidev_ioctl; static struct cdevsw efi_cdevsw = { .d_name = "efi", .d_version = D_VERSION, - .d_open = efidev_open, .d_ioctl = efidev_ioctl, }; static int -efidev_open(struct cdev *dev __unused, int oflags __unused, - int devtype __unused, struct thread *td __unused) -{ - /* - * Only return success when we have an actual runtime to call. - */ - - return efi_rt_ok(); -} - -static int efidev_ioctl(struct cdev *dev __unused, u_long cmd, caddr_t addr, int flags __unused, struct thread *td __unused) { @@ -195,6 +182,11 @@ efidev_modevents(module_t m, int event, void *arg __un switch (event) { case MOD_LOAD: + /* + * If we have no efi environment, then don't create the device. + */ + if (efi_rt_ok() != 0) + return (0); make_dev_args_init(&mda); mda.mda_flags = MAKEDEV_WAITOK | MAKEDEV_CHECKNAME; mda.mda_devsw = &efi_cdevsw;
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