From 55d926cbaa93387ae31d87b2d64612ddbe46735a Mon Sep 17 00:00:00 2001 From: Thomas Veerman Date: Mon, 22 Aug 2011 11:46:58 +0000 Subject: [PATCH] Allow block special files to be file locked --- servers/avfs/lock.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/servers/avfs/lock.c b/servers/avfs/lock.c index 8b459e91f..58eddb077 100644 --- a/servers/avfs/lock.c +++ b/servers/avfs/lock.c @@ -43,7 +43,8 @@ int req; /* either F_SETLK or F_SETLKW */ mo = f->filp_mode; if (ltype != F_UNLCK && ltype != F_RDLCK && ltype != F_WRLCK) return(EINVAL); if (req == F_GETLK && ltype == F_UNLCK) return(EINVAL); - if ( (f->filp_vno->v_mode & I_TYPE) != I_REGULAR) return(EINVAL); + if ( (f->filp_vno->v_mode & I_TYPE) != I_REGULAR && + (f->filp_vno->v_mode & I_TYPE) != I_BLOCK_SPECIAL) return(EINVAL); if (req != F_GETLK && ltype == F_RDLCK && (mo & R_BIT) == 0) return(EBADF); if (req != F_GETLK && ltype == F_WRLCK && (mo & W_BIT) == 0) return(EBADF); -- 2.44.0