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Commit 9b5dec1a authored by Gerald Schaefer's avatar Gerald Schaefer Committed by Linus Torvalds
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[PATCH] s390: segment operation error codes 



Print a warning with the z/VM error code if segment_load, segment_type or
segment_save fail to ease the problem determination.

Signed-off-by: default avatarGerald Schaefer <geraldsc@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 2cc924b8

arch/s390/mm/extmem.c

+16 −3
Original line number Original line Diff line number Diff line
@@ -192,6 +192,7 @@ query_segment_type (struct dcss_segment *seg) 
	diag_cc = dcss_diag (DCSS_SEGEXT, qin, &dummy, &vmrc);

	diag_cc = dcss_diag (DCSS_SEGEXT, qin, &dummy, &vmrc);





	if (diag_cc > 1) {

	if (diag_cc > 1) {

		PRINT_WARN ("segment_type: diag returned error %ld\n", vmrc);

		rc = dcss_diag_translate_rc (vmrc);

		rc = dcss_diag_translate_rc (vmrc);

		goto out_free;

		goto out_free;

	}

	}
@@ -553,7 +554,7 @@ segment_save(char *name) 
	int endpfn = 0;

	int endpfn = 0;

	char cmd1[160];

	char cmd1[160];

	char cmd2[80];

	char cmd2[80];

	int i;

	int i, response;





	if (!MACHINE_IS_VM)

	if (!MACHINE_IS_VM)

		return;

		return;
@@ -576,8 +577,20 @@ segment_save(char *name) 
			segtype_string[seg->range[i].start & 0xff]);

			segtype_string[seg->range[i].start & 0xff]);

	}

	}

	sprintf(cmd2, "SAVESEG %s", name);

	sprintf(cmd2, "SAVESEG %s", name);

	cpcmd(cmd1, NULL, 0, NULL);

	response = 0;

	cpcmd(cmd2, NULL, 0, NULL);

	cpcmd(cmd1, NULL, 0, &response);

	if (response) {

		PRINT_ERR("segment_save: DEFSEG failed with response code %i\n",

			  response);

		goto out;

	}

	cpcmd(cmd2, NULL, 0, &response);

	if (response) {

		PRINT_ERR("segment_save: SAVESEG failed with response code %i\n",

			  response);

		goto out;

	}

out:

	spin_unlock(&dcss_lock);

	spin_unlock(&dcss_lock);

}

}