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s390/chsc: query utility strings via fmt3 channel path descriptor

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Add support for format 3 channel path descriptors and use them to
gather utility strings.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott
2016-06-22 19:42:40 +02:00
committed by Martin Schwidefsky
parent ded27d8d2e
commit fcc6dd4b7b
5 changed files with 16 additions and 2 deletions
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6
arch/s390/include/asm/css_chars.h
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@@ -32,8 +32,10 @@ struct css_general_char {
u32 fcx : 1; /* bit 88 */
u32 : 19;
u32 alt_ssi : 1; /* bit 108 */
u32:1;
u32 narf:1; /* bit 110 */
u32 : 1;
u32 narf : 1; /* bit 110 */
u32 : 12;
u32 util_str : 1;/* bit 123 */
} __packed;
extern struct css_general_char css_general_characteristics;