From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Wed, 31 Aug 2005 22:39:24 +0400 From: Sergey Vlasov To: ALT Devel discussion list Subject: Re: [devel] Re: =?koi8-r?B?yM0uLi4gdW1v?= =?koi8-r?Q?unt_=C9?= hal Message-ID: <20050831183924.GA11717@procyon.home> Mail-Followup-To: ALT Devel discussion list References: <20050830111522.GA14174@immo.ru> <20050830131933.GA25198@master.mivlgu.local> <20050830133422.GB14174@immo.ru> <20050830144916.GB25198@master.mivlgu.local> <20050830150525.GC14174@immo.ru> <20050831153259.GJ29769@immo.ru> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="tThc/1wpZn/ma/RB" Content-Disposition: inline In-Reply-To: <20050831153259.GJ29769@immo.ru> X-BeenThere: devel@altlinux.ru X-Mailman-Version: 2.1.5 Precedence: list Reply-To: ALT Devel discussion list List-Id: ALT Devel discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Aug 2005 18:39:47 -0000 Archived-At: List-Archive: List-Post: --tThc/1wpZn/ma/RB Content-Type: text/plain; charset=koi8-r Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 31, 2005 at 07:32:59PM +0400, Alexey I. Froloff wrote: > * Alexey I.Froloff [050830 19:06]: > > =EE=D5, =D5 volume'=C1 =C5=D3=D4=D8 =C4=D7=C1 =D0=D2=CF=D0=C5=D2=D4=D1 = - is_mounted =C9 mount_point, =D0=D2=C9 > > =DE=A3=CD =CF=C2=CE=CF=D7=CC=D1=C0=D4=D3=D1 =CF=CE=C9 =CF=C2=C1 =D3=D2= =C1=DA=D5. =F7=CF=D4 =D0=C5=D2=D7=D5=C0 =D0=D2=CF=D0=C5=D2=D4=D8 =CE=C1=C4= =CF > > =CF=C2=CE=CF=D7=CC=D1=D4=D8 =D5=D6=C5 =D0=CF=D3=CC=C5 =CF=D3=D7=CF=C2= =CF=D6=C4=C5=CE=C9=D1 =D5=D3=D4=D2=CF=CA=D3=D4=D7=C1, =D7=D0=C9=C8=CE=D5=D7= =D7 =D1=C4=D2=CF =C5=DD=A3 > > =CF=C4=CE=CF =D3=CF=CF=C2=DD=C5=CE=C9=C5 =C9 =D7 hal =C5=DD=A3 =CF=C4= =C9=CE =CF=C2=D2=C1=C2=CF=D4=DE=C9=CB... > =E1 =D7=CF=D4 =C9 =D0=C1=D4=DE=C9=CB =C4=CC=D1 2.6.12-=D0=CF=DE=D4=C9std2= 6-alt3. Untested, =CC=D5=DE=DB=C5=C7=CF > =CE=C1=DA=D7=C1=CE=C9=D1 =CB=D2=CF=CD=C5 FREE =CE=C5 =CE=C1=DB=A3=CC ;-) > diff -Naurp kernel-source-2.6.12-orig/fs/super.c kernel-source-2.6.12/fs/= super.c > --- kernel-source-2.6.12-orig/fs/super.c 2005-06-17 23:48:29 +0400 > +++ kernel-source-2.6.12/fs/super.c 2005-08-31 19:17:54 +0400 > @@ -734,6 +734,7 @@ void kill_block_super(struct super_block > generic_shutdown_super(sb); > sync_blockdev(bdev); > close_bdev_excl(bdev); > + bdev_uevent(bdev, KOBJ_FREE); =F4=C1=CB =C4=C5=CC=C1=D4=D8 =CE=C5=CC=D8=DA=D1 - close_bdev_excl() =D7=D9= =DA=D9=D7=C1=C5=D4 blkdev_put(), =C9 =D0=CF=D3=CC=C5 =DC=D4=CF=C7=CF bdev =CD=CF=D6=C5=D4 =C2=D9=D4=D8 =D5=D6=C5 =D5=CE=C9=DE=D4= =CF=D6=C5=CE=CF (=C5=D3=CC=C9 =DC=D4=CF=D4 umount =D7=D9=D0=CF=CC=CE=D1=C5= =D4=D3=D1 =D0=CF=D3=CC=C5 =CF=D4=D3=CF=C5=C4=C9=CE=C5=CE=C9=D1 =D5=D3=D4=D2=CF=CA=D3= =D4=D7=C1). =EE=D5=D6=CE=CF =CC=C9=C2=CF =D3=D4=C1=D7=C9=D4=D8 bdev_uevent= () =D0=C5=D2=C5=C4 close_bdev_excl() (=CE=CF =D4=CF=C7=C4=C1 =D0=CF=CC=D5=DE= =C1=C5=D4=D3=D1 race - =C4=CF =D7=D9=D0=CF=CC=CE=C5=CE=C9=D1 bd_release(), =D7=D9=DA=D9=D7=C1=C5=CD=CF=C7=CF =D7 close_bdev_excl(), =D5= =D3=D4=D2=CF=CA=D3=D4=D7=CF =CE=C5=D7=CF=DA=CD=CF=D6=CE=CF =CF=D4=CB=D2=D9=D4=D8 =D3 O_EXCL =C9=CC=C9 =D3=CD=CF=CE=D4=C9=D2=CF=D7=C1= =D4=D8, =D4=C1=CB =DE=D4=CF =CF=C2=DF=D1=D7=CC=D1=D4=D8 =CF =C5=C7=CF =CF=D3=D7=CF=C2=CF=D6=C4=C5=CE=C9=C9 =C5=DD=A3 =D2=C1=CE=CF), =CC=C9=C2=CF = =D7=CD=C5=D3=D4=CF close_bdev_excl() =D7=D9=DA=D9=D7=C1=D4=D8 =CF=D4=C4=C5=CC=D8=CE=CF bd_release() =C9 blkdev_put(), =D7=D3=D4=C1=D7=C9= =D7 =CD=C5=D6=C4=D5 =CE=C9=CD=C9 =D7=D9=DA=CF=D7 bdev_uevent() (=DE=D4=CF =D4=CF=D6=C5 =CE=C5 =D3=CF=D7=D3=C5=CD =CB=D2=C1= =D3=C9=D7=CF, =D0=CF=D3=CB=CF=CC=D8=CB=D5 =C9=D3=DE=C5=DA=C1=C5=D4 =D1=D7= =CE=D9=CA =D7=D9=DA=CF=D7 =C6=D5=CE=CB=C3=C9=C9, =D3=CF=CF=D4=D7=C5=D4=D3=D4=D7=D5=C0= =DD=C5=CA open_bdev_excl()). =F3 =C4=D2=D5=C7=CF=CA =D3=D4=CF=D2=CF=CE=D9, =C5=D3=CC=C9 =D3=CE=C1=DE=C1= =CC=C1 =D7=D9=DA=D7=C1=D4=D8 bd_release(), =D0=CF=CC=D5=DE=C1=C5=D4=D3=D1 r= ace =C4=D2=D5=C7=CF=C7=CF =D7=C9=C4=C1 - =CB=D4=CF-=D4=CF =CD=CF=D6=C5=D4 =D7= =D9=D0=CF=CC=CE=C9=D4=D8 bd_claim() =C9 =CF=C2=DF=D1=D7=C9=D4=D8 =CF =DA=C1= =CE=D1=D4=C9=C9 =D5=D3=D4=D2=CF=CA=D3=D4=D7=C1 =C4=CF =D4=CF=C7=CF, =CB=C1=CB =C2=D5=C4=C5= =D4 =D3=C7=C5=CE=C5=D2=C9=D2=CF=D7=C1=CE=CF =D3=CF=CF=C2=DD=C5=CE=C9=C5 =CF= =C2 =CF=D3=D7=CF=C2=CF=D6=C4=C5=CE=C9=C9 =D5=D3=D4=D2=CF=CA=D3=D4=D7=C1. =F7=CF=DA=CD=CF=D6=CE=CF, =D0=C5=D2=D7=D9= =CA =D7=C1=D2=C9=C1=CE=D4 race =CC=D5=DE=DB=C5, =D0=CF=D3=CB=CF=CC=D8=CB=D5= =D7 =DC=D4=CF=CD =D3=CC=D5=DE=C1=C5 =C8=CF=D4=D1 =C2=D9 =C7=C1=D2=C1=CE=D4=C9=D2=D5=C5=D4=D3= =D1 =D0=D2=C1=D7=C9=CC=D8=CE=D9=CA =D0=CF=D2=D1=C4=CF=CB =D3=CF=C2=D9=D4=C9= =CA, =C1 =CE=C1=D2=D7=C1=D4=D8=D3=D1 =CE=C1 =DA=C1=CE=D1=D4=CF=D3=D4=D8 =D5=D3=D4=D2=CF=CA=D3=D4=D7=C1 =CE=CF=D7= =D9=CD =CD=CF=CE=D4=C9=D2=CF=D7=C1=CE=C9=C5=CD =CF=C2=D2=C1=C2=CF=D4=DE=C9= =CB KOBJ_FREE =CD=CF=D6=C5=D4 =D7 =CC=C0=C2=CF=CD =D3=CC=D5=DE=C1=C5. > } > =20 > EXPORT_SYMBOL(kill_block_super); > diff -Naurp kernel-source-2.6.12-orig/include/linux/kobject_uevent.h kern= el-source-2.6.12/include/linux/kobject_uevent.h > --- kernel-source-2.6.12-orig/include/linux/kobject_uevent.h 2005-06-17 2= 3:48:29 +0400 > +++ kernel-source-2.6.12/include/linux/kobject_uevent.h 2005-08-31 19:16:= 50 +0400 > @@ -29,6 +29,7 @@ enum kobject_action { > KOBJ_UMOUNT =3D (__force kobject_action_t) 0x05, /* umount event for bl= ock devices */ > KOBJ_OFFLINE =3D (__force kobject_action_t) 0x06, /* offline event for = hotplug devices */ > KOBJ_ONLINE =3D (__force kobject_action_t) 0x07, /* online event for ho= tplug devices */ > + KOBJ_FREE =3D (__force kobject_action_t) 0x08, /* free device event for= block devices */ =E9=CD=D1 =D3=CC=C9=DB=CB=CF=CD =CF=C2=DD=C5=C5, =C9 =CE=C5 =D3=CF=D7=D3=C5= =CD =CF=D4=D2=C1=D6=C1=C5=D4 =D3=D5=D4=D8 =D3=CF=C2=D9=D4=C9=D1. =E5=D3=CC= =C9 =DC=D4=CF =C9=CD=C5=CE=CE=CF =CF=D3=D7=CF=C2=CF=D6=C4=C5=CE=C9=C5, =D4=CF=C7=C4=C1 =D0=CF=CC=D5=DE=C1=C5= =D4=D3=D1, =DE=D4=CF =DC=D4=CF =D3=CF=C2=D9=D4=C9=C5 =C4=CF=CC=D6=CE=CF =D7= =D9=C4=C1=D7=C1=D4=D8=D3=D1 =C9 =D0=D2=C9 =DA=C1=CB=D2=D9=D4=C9=C9 =D5=D3=D4=D2=CF=CA=D3=D4=D7=C1, =CF=D4= =CB=D2=D9=D4=CF=C7=CF =D3 O_EXCL (=D4.=C5., =C7=C4=C5-=D4=CF =D7 bd_release()). --tThc/1wpZn/ma/RB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) iD8DBQFDFflcW82GfkQfsqIRAs7LAJ42AWgiDsFKIkovFeohJgVUTy9ZEgCfbPjN 3K/0kSCZqAZMakviPc4Z0Ko= =iKfK -----END PGP SIGNATURE----- --tThc/1wpZn/ma/RB--