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| author | Stefan Weinhuber <wein@de.ibm.com> | 2006-02-03 03:03:49 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-03 08:32:01 -0800 |
| commit | 12c3a54848a6eba2b38cd92ba5925433d223332b (patch) | |
| tree | 79f06b7bfc761610d38a2bd27774d691e45ca55f /include/asm-s390 | |
| parent | d237bf49261ed812a17f7123fea9b80ef673ca0f (diff) | |
| download | op-kernel-dev-12c3a54848a6eba2b38cd92ba5925433d223332b.zip op-kernel-dev-12c3a54848a6eba2b38cd92ba5925433d223332b.tar.gz | |
[PATCH] s390: dasd extended error reporting module
The DASD extended error reporting is a facility that allows to get detailed
information about certain problems in the DASD I/O. This information can be
used to implement fail-over applications that can recover these problems.
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-s390')
| -rw-r--r-- | include/asm-s390/dasd.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/asm-s390/dasd.h b/include/asm-s390/dasd.h index 1630c26..c744ff3 100644 --- a/include/asm-s390/dasd.h +++ b/include/asm-s390/dasd.h @@ -204,7 +204,8 @@ typedef struct attrib_data_t { * * Here ist how the ioctl-nr should be used: * 0 - 31 DASD driver itself - * 32 - 239 still open + * 32 - 229 still open + * 230 - 239 DASD extended error reporting * 240 - 255 reserved for EMC *******************************************************************************/ @@ -236,12 +237,22 @@ typedef struct attrib_data_t { #define BIODASDPSRD _IOR(DASD_IOCTL_LETTER,4,dasd_rssd_perf_stats_t) /* Get Attributes (cache operations) */ #define BIODASDGATTR _IOR(DASD_IOCTL_LETTER,5,attrib_data_t) +/* retrieve extended error-reporting value */ +#define BIODASDEERGET _IOR(DASD_IOCTL_LETTER,6,int) /* #define BIODASDFORMAT _IOW(IOCTL_LETTER,0,format_data_t) , deprecated */ #define BIODASDFMT _IOW(DASD_IOCTL_LETTER,1,format_data_t) /* Set Attributes (cache operations) */ #define BIODASDSATTR _IOW(DASD_IOCTL_LETTER,2,attrib_data_t) +/* retrieve extended error-reporting value */ +#define BIODASDEERSET _IOW(DASD_IOCTL_LETTER,3,int) + + +/* remove all records from the eer buffer */ +#define DASD_EER_PURGE _IO(DASD_IOCTL_LETTER,230) +/* set the number of pages that are used for the internal eer buffer */ +#define DASD_EER_SETBUFSIZE _IOW(DASD_IOCTL_LETTER,230,int) #endif /* DASD_H */ |
