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zipl/src: Implement --dry-run option for multi-volume DASD dumps

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Tested-by: Mikhail Zaslonko <zaslonko@linux.ibm.com>
Reviewed-by: Mikhail Zaslonko <zaslonko@linux.ibm.com>
Signed-off-by: Eduard Shishkin <edward6@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Eduard Shishkin
2024-10-30 15:46:15 +01:00
committed by Jan Höppner
parent bd5f03d1c4
commit 1e8edb6524
1 changed files with 8 additions and 10 deletions
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18
zipl/src/install.c
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@@ -1253,8 +1253,7 @@ install_mvdump(char* const device[], struct job_target_data* target, int count,
int dummy, ssid;
char busid[16];
mfd.fd = misc_open_exclusive(device[i]);
if (mfd.fd == -1) {
if (misc_open_device(device[i], &mfd, dry_run) == -1) {
error_text("Could not open dump target '%s'",
device[i]);
rc = -1;
@@ -1332,17 +1331,17 @@ install_mvdump(char* const device[], struct job_target_data* target, int count,
total_size += info[i]->phy_block_size * info[i]->phy_blocks;
printf("Dump target: %d partitions with a total size of %ld MB.\n",
count, (long) total_size >> 20);
if (interactive) {
if (interactive && !dry_run) {
printf("Warning: All information on the following "
"partitions will be lost!\n");
for (i = 0; i < count; i++)
printf(" %s\n", device[i]);
rc = ask_for_confirmation("Do you want to continue creating "
"multi-volume dump partitions "
"(y/n)?");
if (rc)
goto out;
}
rc = ask_for_confirmation("Do you want to continue creating "
"multi-volume dump partitions "
"(y/n)?");
if (rc)
goto out;
for (i = 0; i < count; i++) {
struct misc_fd mfd = {0};
@@ -1351,8 +1350,7 @@ install_mvdump(char* const device[], struct job_target_data* target, int count,
rc = -1;
goto out;
}
mfd.fd = misc_open_exclusive(tempdev);
if (mfd.fd == -1) {
if (misc_open_device(tempdev, &mfd, dry_run) == -1) {
error_text("Could not open temporary device node '%s'",
tempdev);
misc_free_temp_dev(tempdev);