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Add linux kernel module support

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Setup linux kernel module support, this includes:
- zfs context for kernel/user
- kernel module build system integration
- kernel module macros
- kernel module symbol export
- kernel module options

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Brian Behlendorf
2010-08-26 11:49:16 -07:00
parent 00b46022c6
commit c28b227942
40 changed files with 820 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zcommon/zfs_comutil.c
+8
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@@ -200,3 +200,11 @@ const char *zfs_history_event_names[LOG_END] = {
"user release",
"pool split",
};
#if defined(_KERNEL) && defined(HAVE_SPL)
EXPORT_SYMBOL(zfs_allocatable_devs);
EXPORT_SYMBOL(zpool_get_rewind_policy);
EXPORT_SYMBOL(zfs_zpl_version_map);
EXPORT_SYMBOL(zfs_spa_version_map);
EXPORT_SYMBOL(zfs_history_event_names);
#endif
module/zcommon/zfs_deleg.c
+6
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@@ -235,3 +235,9 @@ zfs_deleg_whokey(char *attr, zfs_deleg_who_type_t type,
ASSERT(!"bad zfs_deleg_who_type_t");
}
}
#if defined(_KERNEL) && defined(HAVE_SPL)
EXPORT_SYMBOL(zfs_deleg_verify_nvlist);
EXPORT_SYMBOL(zfs_deleg_whokey);
EXPORT_SYMBOL(zfs_deleg_canonicalize_perm);
#endif
module/zcommon/zfs_fletcher.c
+9
View File
@@ -244,3 +244,12 @@ fletcher_4_incremental_byteswap(const void *buf, uint64_t size,
ZIO_SET_CHECKSUM(zcp, a, b, c, d);
}
#if defined(_KERNEL) && defined(HAVE_SPL)
EXPORT_SYMBOL(fletcher_2_native);
EXPORT_SYMBOL(fletcher_2_byteswap);
EXPORT_SYMBOL(fletcher_4_native);
EXPORT_SYMBOL(fletcher_4_byteswap);
EXPORT_SYMBOL(fletcher_4_incremental_native);
EXPORT_SYMBOL(fletcher_4_incremental_byteswap);
#endif
module/zcommon/zfs_namecheck.c
+6
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@@ -370,3 +370,9 @@ pool_namecheck(const char *pool, namecheck_err_t *why, char *what)
return (0);
}
#if defined(_KERNEL) && defined(HAVE_SPL)
EXPORT_SYMBOL(snapshot_namecheck);
EXPORT_SYMBOL(pool_namecheck);
EXPORT_SYMBOL(dataset_namecheck);
#endif
module/zcommon/zfs_prop.c
+35
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@@ -593,3 +593,38 @@ zfs_prop_align_right(zfs_prop_t prop)
}
#endif
#if defined(_KERNEL) && defined(HAVE_SPL)
static int zcommon_init(void) { return 0; }
static int zcommon_fini(void) { return 0; }
spl_module_init(zcommon_init);
spl_module_exit(zcommon_fini);
MODULE_DESCRIPTION("Generic ZFS support");
MODULE_AUTHOR(ZFS_META_AUTHOR);
MODULE_LICENSE(ZFS_META_LICENSE);
/* zfs dataset property functions */
EXPORT_SYMBOL(zfs_userquota_prop_prefixes);
EXPORT_SYMBOL(zfs_prop_init);
EXPORT_SYMBOL(zfs_prop_get_type);
EXPORT_SYMBOL(zfs_prop_get_table);
EXPORT_SYMBOL(zfs_prop_delegatable);
/* Dataset property functions shared between libzfs and kernel. */
EXPORT_SYMBOL(zfs_prop_default_string);
EXPORT_SYMBOL(zfs_prop_default_numeric);
EXPORT_SYMBOL(zfs_prop_readonly);
EXPORT_SYMBOL(zfs_prop_inheritable);
EXPORT_SYMBOL(zfs_prop_setonce);
EXPORT_SYMBOL(zfs_prop_to_name);
EXPORT_SYMBOL(zfs_name_to_prop);
EXPORT_SYMBOL(zfs_prop_user);
EXPORT_SYMBOL(zfs_prop_userquota);
EXPORT_SYMBOL(zfs_prop_index_to_string);
EXPORT_SYMBOL(zfs_prop_string_to_index);
EXPORT_SYMBOL(zfs_prop_valid_for_type);
#endif
module/zcommon/zpool_prop.c
+16
View File
@@ -200,3 +200,19 @@ zpool_prop_align_right(zpool_prop_t prop)
return (zpool_prop_table[prop].pd_rightalign);
}
#endif
#if defined(_KERNEL) && defined(HAVE_SPL)
/* zpool property functions */
EXPORT_SYMBOL(zpool_prop_init);
EXPORT_SYMBOL(zpool_prop_get_type);
EXPORT_SYMBOL(zpool_prop_get_table);
/* Pool property functions shared between libzfs and kernel. */
EXPORT_SYMBOL(zpool_name_to_prop);
EXPORT_SYMBOL(zpool_prop_to_name);
EXPORT_SYMBOL(zpool_prop_default_string);
EXPORT_SYMBOL(zpool_prop_default_numeric);
EXPORT_SYMBOL(zpool_prop_readonly);
EXPORT_SYMBOL(zpool_prop_index_to_string);
EXPORT_SYMBOL(zpool_prop_string_to_index);
#endif
module/zcommon/zprop_common.c
+18
View File
@@ -424,3 +424,21 @@ zprop_width(int prop, boolean_t *fixed, zfs_type_t type)
}
#endif
#if defined(_KERNEL) && defined(HAVE_SPL)
/* Common routines to initialize property tables */
EXPORT_SYMBOL(zprop_register_impl);
EXPORT_SYMBOL(zprop_register_string);
EXPORT_SYMBOL(zprop_register_number);
EXPORT_SYMBOL(zprop_register_index);
EXPORT_SYMBOL(zprop_register_hidden);
/* Common routines for zfs and zpool property management */
EXPORT_SYMBOL(zprop_iter_common);
EXPORT_SYMBOL(zprop_name_to_prop);
EXPORT_SYMBOL(zprop_string_to_index);
EXPORT_SYMBOL(zprop_index_to_string);
EXPORT_SYMBOL(zprop_random_value);
EXPORT_SYMBOL(zprop_values);
EXPORT_SYMBOL(zprop_valid_for_type);
#endif