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authorнаб <nabijaczleweli@nabijaczleweli.xyz>2022-09-16 00:39:41 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-24 14:17:19 +0200
commit60464c2d3ff088621cb18c2bdac8b69e0c3fc26d (patch)
tree908ac2d4e1ec0323843e40f5044d2a6bb0ab3d58 /Documentation/process
parent63e79d3f7cbe78196c4360e9fb2c5ecaba779cfd (diff)
downloadlinux-60464c2d3ff088621cb18c2bdac8b69e0c3fc26d.tar.gz
Documentation: CG_MAGIC isn't a magic number
At least not in the sense described here: it delineates UFS cylinder
groups, is never assigned, and the only macro that incorporates it
(ufs_cg_chkmagic; the second one is unused) is used to detect CGs and
protect from filesystem corruption

Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Link: https://lore.kernel.org/r/a508477cfeb18eca4a24c29836f809fe34f20467.1663280877.git.nabijaczleweli@nabijaczleweli.xyz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/process')
-rw-r--r--Documentation/process/magic-number.rst1
1 files changed, 0 insertions, 1 deletions
diff --git a/Documentation/process/magic-number.rst b/Documentation/process/magic-number.rst
index 478c3c0bc863..b24bb1b92fd5 100644
--- a/Documentation/process/magic-number.rst
+++ b/Documentation/process/magic-number.rst
@@ -78,7 +78,6 @@ MGSL_MAGIC            0x5401           mgsl_info                ``drivers/char/s
 TTY_DRIVER_MAGIC      0x5402           tty_driver               ``include/linux/tty_driver.h``
 MGSLPC_MAGIC          0x5402           mgslpc_info              ``drivers/char/pcmcia/synclink_cs.c``
 FULL_DUPLEX_MAGIC     0x6969                                    ``drivers/net/ethernet/dec/tulip/de2104x.c``
-CG_MAGIC              0x00090255       ufs_cylinder_group       ``include/linux/ufs_fs.h``
 RIEBL_MAGIC           0x09051990                                ``drivers/net/atarilance.c``
 NBD_REQUEST_MAGIC     0x12560953       nbd_request              ``include/linux/nbd.h``
 BAYCOM_MAGIC          0x19730510       baycom_state             ``drivers/net/baycom_epp.c``