Add a new RAID parameter to allow configuration of vset cache through
the ncurses interface, in the raid creation screen.
Signed-off-by: Gabriel Krisman Bertazi <kris...@linux.vnet.ibm.com>
---
iprconfig.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 52 insertions(+), 3 deletions(-)
diff --git a/iprconfig.c b/iprconfig.c
index fb95bbd..a67a205 100644
--- a/iprconfig.c
+++ b/iprconfig.c
@@ -3524,7 +3524,7 @@ int display_input(int field_start_row, int *userptr)
**/
int configure_raid_parameters(i_container *i_con)
{
- FIELD *input_fields[5];
+ FIELD *input_fields[6];
FIELD *cur_field;
FORM *form;
ITEM **raid_item = NULL;
@@ -3542,7 +3542,9 @@ int configure_raid_parameters(i_container *i_con)
{
char line[16];
} *raid_menu_str = NULL, *stripe_menu_str = NULL;
- char raid_str[16], stripe_str[16], qdepth_str[4];
+ char *cache_pols[] = {"writethrough", "writeback"};
+ ITEM *cache_prot_item[ARRAY_SIZE(cache_pols) + 1];
+ char raid_str[16], stripe_str[16], qdepth_str[4], *cache_prot_str;
int ch, start_row;
int cur_field_index;
int selected_count = 0, ssd_num = 0, hdd_num = 0;
@@ -3552,6 +3554,7 @@ int configure_raid_parameters(i_container *i_con)
int *retptr;
int max_x,max_y,start_y,start_x;
int qdepth, new_qdepth;
+ int cache_prot;
getmaxyx(stdscr,max_y,max_x);
getbegyx(stdscr,start_y,start_x);
@@ -3614,6 +3617,11 @@ int configure_raid_parameters(i_container *i_con)
if (raid_index_default == -1)
raid_index_default = 0;
+ if (ioa->vset_write_cache)
+ cache_prot = IPR_DEV_CACHE_WRITE_BACK;
+ else
+ cache_prot = IPR_DEV_CACHE_WRITE_THROUGH;
+
/* Title */
input_fields[0] = new_field(1, max_x - start_x, /* new field size */
0, 0, /* upper left corner */
@@ -3637,8 +3645,13 @@ int configure_raid_parameters(i_container *i_con)
10, 44, /* */
0, /* number of offscreen rows */
0); /* number of working buffers */
+ /* Sync Cache protection */
+ input_fields[4] = new_field(1, 13, /* new field size */
+ 11, 44, /* */
+ 0, /* number of offscreen rows */
+ 0); /* number of working buffers */
- input_fields[4] = NULL;
+ input_fields[5] = NULL;
raid_index = raid_index_default;
cap_entry = prot_level_list[raid_index].array_cap_entry;
@@ -3650,11 +3663,13 @@ int configure_raid_parameters(i_container *i_con)
set_field_just(input_fields[0], JUSTIFY_CENTER);
set_field_just(input_fields[3], JUSTIFY_LEFT);
+ set_field_just(input_fields[4], JUSTIFY_LEFT);
field_opts_off(input_fields[0], O_ACTIVE);
field_opts_off(input_fields[1], O_EDIT);
field_opts_off(input_fields[2], O_EDIT);
field_opts_off(input_fields[3], O_EDIT);
+ field_opts_off(input_fields[4], O_EDIT);
set_field_buffer(input_fields[0], /* field to alter */
0, /* number of buffer to alter */
@@ -3677,6 +3692,7 @@ int configure_raid_parameters(i_container *i_con)
mvaddstr(8, 0, "Protection Level . . . . . . . . . . . . :");
mvaddstr(9, 0, "Stripe Size . . . . . . . . . . . . . . :");
mvprintw(10, 0, "Queue Depth (default = %3d). . . . . . . :", qdepth);
+ mvprintw(11, 0, "Cache Protection . . . . . . . . . . . . :");
mvaddstr(max_y - 4, 0, _("Press Enter to Continue"));
mvaddstr(max_y - 2, 0, EXIT_KEY_LABEL CANCEL_KEY_LABEL);
@@ -3704,6 +3720,11 @@ int configure_raid_parameters(i_container *i_con)
0, /* number of buffer to
alter */
qdepth_str); /* string value to set */
+ cache_prot_str = cache_pols[cache_prot];
+ set_field_buffer(input_fields[4], /* field to alter */
+ 0, /* number of buffer to
alter */
+ cache_prot_str); /* string value to set */
+
refresh();
ch = getch();
@@ -3814,6 +3835,33 @@ int configure_raid_parameters(i_container *i_con)
else
qdepth = new_qdepth;
continue;
+ } else if (cur_field_index == 4) {
+ userptr = realloc(userptr,
+ (sizeof(int) *
+ (ARRAY_SIZE(cache_pols) +
1)));
+
+ for (index = 0; index < ARRAY_SIZE(cache_pols);
+ index++) {
+ cache_prot_item[index] =
+ new_item(cache_pols[index], "");
+ userptr[index] = index;
+ set_item_userptr(cache_prot_item[index],
+ (char
*)&userptr[index]);
+ }
+ cache_prot_item[index] = (ITEM *) NULL;
+
+ start_row = 8;
+ rc = display_menu(cache_prot_item, start_row,
+ index, &retptr);
+ if (rc == RC_SUCCESS) {
+ cache_prot = *retptr;
+ }
+ for (index = 0; index < ARRAY_SIZE(cache_pols);
+ index++)
+ free_item(cache_prot_item[index]);
+ if (rc == EXIT_FLAG)
+ goto leave;
+ continue;
} else
continue;
@@ -3830,6 +3878,7 @@ int configure_raid_parameters(i_container *i_con)
cur_raid_cmd->prot_level = cap_entry->prot_level;
cur_raid_cmd->stripe_size = stripe_sz;
cur_raid_cmd->qdepth = qdepth;
+ cur_raid_cmd->vset_cache = cache_prot;
goto leave;
} else if (ch == KEY_RIGHT)
form_driver(form, REQ_NEXT_CHAR);
--
2.1.0
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