diff options
| author | Ryan Moeller <[email protected]> | 2020-12-02 21:45:08 +0000 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2020-12-11 10:29:01 -0800 |
| commit | 439dc034e94c99e413430277c81b3c45e0060e51 (patch) | |
| tree | e8d9b2da15bd40e69d71d07a6821e944a1eae0c8 /include/os | |
| parent | ba67d82142bc7034734a49a62998cfc96b1d0038 (diff) | |
FreeBSD: Implement sysctl for fletcher4 impl
There is a tunable to select the fletcher 4 checksum implementation on
Linux but it was not present in FreeBSD.
Implement the sysctl handler for FreeBSD and use ZFS_MODULE_PARAM_CALL
to provide the tunable on both platforms.
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Ryan Moeller <[email protected]>
Closes #11270
Diffstat (limited to 'include/os')
| -rw-r--r-- | include/os/freebsd/spl/sys/mod_os.h | 5 | ||||
| -rw-r--r-- | include/os/linux/kernel/linux/mod_compat.h | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/include/os/freebsd/spl/sys/mod_os.h b/include/os/freebsd/spl/sys/mod_os.h index 9b1bdfbff..5b3b3271e 100644 --- a/include/os/freebsd/spl/sys/mod_os.h +++ b/include/os/freebsd/spl/sys/mod_os.h @@ -57,6 +57,8 @@ #define ZFS_MODULE_PARAM_CALL(scope_prefix, name_prefix, name, func, _, perm, desc) \ ZFS_MODULE_PARAM_CALL_IMPL(_vfs_ ## scope_prefix, name, perm, func ## _args(name_prefix ## name), desc) +#define ZFS_MODULE_VIRTUAL_PARAM_CALL ZFS_MODULE_PARAM_CALL + #define param_set_arc_long_args(var) \ CTLTYPE_ULONG, &var, 0, param_set_arc_long, "LU" @@ -84,6 +86,9 @@ #define param_set_max_auto_ashift_args(var) \ CTLTYPE_U64, &var, 0, param_set_max_auto_ashift, "QU" +#define fletcher_4_param_set_args(var) \ + CTLTYPE_STRING, NULL, 0, fletcher_4_param, "A" + #include <sys/kernel.h> #define module_init(fn) \ static void \ diff --git a/include/os/linux/kernel/linux/mod_compat.h b/include/os/linux/kernel/linux/mod_compat.h index 62905240b..e96e95313 100644 --- a/include/os/linux/kernel/linux/mod_compat.h +++ b/include/os/linux/kernel/linux/mod_compat.h @@ -144,6 +144,17 @@ enum scope_prefix_types { MODULE_PARM_DESC(name_prefix ## name, desc) /* END CSTYLED */ +/* + * As above, but there is no variable with the name name_prefix ## name, + * so NULL is passed to module_param_call instead. + */ +/* BEGIN CSTYLED */ +#define ZFS_MODULE_VIRTUAL_PARAM_CALL(scope_prefix, name_prefix, name, setfunc, getfunc, perm, desc) \ + CTASSERT_GLOBAL((sizeof (scope_prefix) == sizeof (enum scope_prefix_types))); \ + module_param_call(name_prefix ## name, setfunc, getfunc, NULL, perm); \ + MODULE_PARM_DESC(name_prefix ## name, desc) +/* END CSTYLED */ + #define ZFS_MODULE_PARAM_ARGS const char *buf, zfs_kernel_param_t *kp #define ZFS_MODULE_DESCRIPTION(s) MODULE_DESCRIPTION(s) |