From 8aec6133a3e9ff642bb04ec52e5e86b03872c16c Mon Sep 17 00:00:00 2001 From: Josh Boyer Date: Tue, 10 Jan 2012 13:17:37 -0500 Subject: Add patch to fix ext4 compatibility with ext2 mount option (rhbz 770172) --- TODO | 1 + ...-Support-check-none-nocheck-mount-options.patch | 51 ++++++++++++++++++++++ kernel.spec | 9 +++- 3 files changed, 60 insertions(+), 1 deletion(-) create mode 100644 ext4-Support-check-none-nocheck-mount-options.patch diff --git a/TODO b/TODO index ae2e01b0f..a1da2ce42 100644 --- a/TODO +++ b/TODO @@ -9,6 +9,7 @@ **** Queued for 3.3 *********************************************************************************** drm-edid-try-harder-to-fix-up-broken-headers.patch Bluetooth-Add-support-for-BCM20702A0-0a5c-21e3.patch +ext4-Support-check-none-nocheck-mount-options.patch **** Other stuff that should go upstream (in decreasing likelyhood) ************************************ diff --git a/ext4-Support-check-none-nocheck-mount-options.patch b/ext4-Support-check-none-nocheck-mount-options.patch new file mode 100644 index 000000000..281e4237a --- /dev/null +++ b/ext4-Support-check-none-nocheck-mount-options.patch @@ -0,0 +1,51 @@ +From ea75f7357e3a881bd1bd0db5e483fc6a8681567b Mon Sep 17 00:00:00 2001 +From: Josh Boyer +Date: Tue, 10 Jan 2012 09:39:02 -0500 +Subject: [PATCH] ext4: Support "check=none" "nocheck" mount options + +The ext2/ext3 filesystems supported "check=none" and "nocheck" as mount options +even though that was already the default behavior and it essentially did +nothing. When using ext4 to mount ext2/ext3 filesystems, that mount option +causes the mount to fail. That isn't as backward compatible as it could be, +so add support to ext4 to accept the option. + +Signed-off-by: Josh Boyer +--- + fs/ext4/super.c | 7 ++++++- + 1 files changed, 6 insertions(+), 1 deletions(-) + +diff --git a/fs/ext4/super.c b/fs/ext4/super.c +index 3e1329e..5ff09e7 100644 +--- a/fs/ext4/super.c ++++ b/fs/ext4/super.c +@@ -1333,7 +1333,7 @@ enum { + Opt_nomblk_io_submit, Opt_block_validity, Opt_noblock_validity, + Opt_inode_readahead_blks, Opt_journal_ioprio, + Opt_dioread_nolock, Opt_dioread_lock, +- Opt_discard, Opt_nodiscard, Opt_init_itable, Opt_noinit_itable, ++ Opt_discard, Opt_nodiscard, Opt_init_itable, Opt_noinit_itable, Opt_nocheck, + }; + + static const match_table_t tokens = { +@@ -1409,6 +1409,8 @@ static const match_table_t tokens = { + {Opt_init_itable, "init_itable=%u"}, + {Opt_init_itable, "init_itable"}, + {Opt_noinit_itable, "noinit_itable"}, ++ {Opt_nocheck, "check=none"}, ++ {Opt_nocheck, "nocheck"}, + {Opt_err, NULL}, + }; + +@@ -1905,6 +1907,9 @@ set_qf_format: + case Opt_noinit_itable: + clear_opt(sb, INIT_INODE_TABLE); + break; ++ case Opt_nocheck: ++ /* ext2/ext3 used to "support" this option. Silently eat it */ ++ break; + default: + ext4_msg(sb, KERN_ERR, + "Unrecognized mount option \"%s\" " +-- +1.7.7.5 + diff --git a/kernel.spec b/kernel.spec index 5343092c1..1f3d87312 100644 --- a/kernel.spec +++ b/kernel.spec @@ -54,7 +54,7 @@ Summary: The Linux kernel # For non-released -rc kernels, this will be appended after the rcX and # gitX tags, so a 3 here would become part of release "0.rcX.gitX.3" # -%global baserelease 3 +%global baserelease 4 %global fedora_build %{baserelease} # base_sublevel is the kernel version we're starting with and patching @@ -751,6 +751,8 @@ Patch21045: nfs-client-freezer.patch #rhbz 770233 Patch21065: Bluetooth-Add-support-for-BCM20702A0-0a5c-21e3.patch +Patch21070: ext4-Support-check-none-nocheck-mount-options.patch + # compat-wireless patches Patch50000: compat-wireless-config-fixups.patch Patch50001: compat-wireless-pr_fmt-warning-avoidance.patch @@ -1455,6 +1457,8 @@ ApplyPatch nfs-client-freezer.patch #rhbz 770233 ApplyPatch Bluetooth-Add-support-for-BCM20702A0-0a5c-21e3.patch +ApplyPatch ext4-Support-check-none-nocheck-mount-options.patch + # END OF PATCH APPLICATIONS %endif @@ -2289,6 +2293,9 @@ fi # ||----w | # || || %changelog +* Tue Jan 10 2012 Josh Boyer +- Add patch to fix ext4 compatibility with ext2 mount option (rhbz 770172) + * Thu Jan 05 2012 Adam Jackson - Disable unsupported DRI1-only DRM drivers: i810, r128, tdfx -- cgit