Messages in this thread Patch in this message | | | Date | Tue, 01 Jul 2008 16:05:52 +0200 | From | Martin Schwidefsky <> | Subject | [patch 1/5] cio: Export chsc_error_from_response(). |
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From: Cornelia Huck <cornelia.huck@de.ibm.com>
Make chsc_error_from_response() available to chsc callers outside of chsc.c (namely qdio) to avoid duplicating error checking code.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> ---
drivers/s390/cio/chsc.c | 9 ++++++++- drivers/s390/cio/chsc.h | 2 ++ 2 files changed, 10 insertions(+), 1 deletion(-)
Index: quilt-2.6/drivers/s390/cio/chsc.c =================================================================== --- quilt-2.6.orig/drivers/s390/cio/chsc.c +++ quilt-2.6/drivers/s390/cio/chsc.c @@ -27,7 +27,13 @@ static void *sei_page; -static int chsc_error_from_response(int response) +/** + * chsc_error_from_response() - convert a chsc response to an error + * @response: chsc response code + * + * Returns an appropriate Linux error code for @response. + */ +int chsc_error_from_response(int response) { switch (response) { case 0x0001: @@ -45,6 +51,7 @@ static int chsc_error_from_response(int return -EIO; } } +EXPORT_SYMBOL_GPL(chsc_error_from_response); struct chsc_ssd_area { struct chsc_header request; Index: quilt-2.6/drivers/s390/cio/chsc.h =================================================================== --- quilt-2.6.orig/drivers/s390/cio/chsc.h +++ quilt-2.6/drivers/s390/cio/chsc.h @@ -101,4 +101,6 @@ void chsc_chp_online(struct chp_id chpid void chsc_chp_offline(struct chp_id chpid); int chsc_get_channel_measurement_chars(struct channel_path *chp); +int chsc_error_from_response(int response); + #endif -- blue skies, Martin.
"Reality continues to ruin my life." - Calvin.
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