LU-2479 ldiskfs: fix max_dir_size checking

[fs/lustre-release.git] / ldiskfs / kernel_patches / patches / sles11sp1 / ext4-max-dir-size-options.patch

diff --git a/ldiskfs/kernel_patches/patches/sles11sp1/ext4-max-dir-size-options.patch b/ldiskfs/kernel_patches/patches/sles11sp1/ext4-max-dir-size-options.patch
new file mode 100644 (file)
index 0000000..050b928
--- /dev/null
+++ b/ldiskfs/kernel_patches/patches/sles11sp1/ext4-max-dir-size-options.patch
@@ -0,0 +1,36 @@
+diff -urpN linux-stage.orig/fs/ext4/super.c linux-stage/fs/ext4/super.c
+--- linux-stage.orig/fs/ext4/super.c   2013-05-13 11:44:45.000000000 -0400
++++ linux-stage/fs/ext4/super.c        2013-05-13 11:50:19.000000000 -0400
+@@ -1248,8 +1248,8 @@ enum {
+       Opt_mballoc, Opt_bigendian_extents, Opt_force_over_128tb,
+       Opt_extents, Opt_noextents,
+       Opt_no_mbcache,
+-      Opt_discard, Opt_nodiscard,
+-      Opt_init_inode_table, Opt_noinit_inode_table,
++      Opt_discard, Opt_nodiscard, Opt_init_inode_table, Opt_noinit_inode_table,
++      Opt_max_dir_size_kb,
+ };
+ 
+ static const match_table_t tokens = {
+@@ -1326,6 +1326,7 @@ static const match_table_t tokens = {
+       {Opt_noextents, "noextents"},
+       {Opt_discard, "discard"},
+       {Opt_nodiscard, "nodiscard"},
++      {Opt_max_dir_size_kb, "max_dir_size_kb=%u"},
+       {Opt_err, NULL},
+ };
+ 
+@@ -1708,6 +1709,13 @@ set_qf_format:
+               case Opt_nodelalloc:
+                       clear_opt(sbi->s_mount_opt, DELALLOC);
+                       break;
++              case Opt_max_dir_size_kb:
++                      if (match_int(&args[0], &option))
++                              return 0;
++                      if (option < 0)
++                              return 0;
++                      sbi->s_max_dir_size = option * 1024;
++                      break;
+               case Opt_stripe:
+                       if (match_int(&args[0], &option))
+                               return 0;