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lineage_android_kernel_xiaomi_sdm845
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[PATCH] s390: increase cio_trace debug event size 

Debugging events in cio_trace/hex_ascii are truncated for some trace entries.
Increase trace event size to 16 bytes to cover longer text events, make
CIO_HEX_EVENT an inline function that loops to cover bigger hex events.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Peter Oberparleiter 2006-04-10 22:53:46 -07:00 committed by Linus Torvalds
parent a7fbf6bba7
commit 06fbcb104a
2 changed files with 15 additions and 9 deletions
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2
drivers/s390/cio/cio.c
View File

@ -67,7 +67,7 @@ cio_debug_init (void)
goto out_unregister; goto out_unregister;
debug_register_view (cio_debug_msg_id, &debug_sprintf_view); debug_register_view (cio_debug_msg_id, &debug_sprintf_view);
debug_set_level (cio_debug_msg_id, 2); debug_set_level (cio_debug_msg_id, 2);
cio_debug_trace_id = debug_register ("cio_trace", 16, 4, 8); cio_debug_trace_id = debug_register ("cio_trace", 16, 4, 16);
if (!cio_debug_trace_id) if (!cio_debug_trace_id)
goto out_unregister; goto out_unregister;
debug_register_view (cio_debug_trace_id, &debug_hex_ascii_view); debug_register_view (cio_debug_trace_id, &debug_hex_ascii_view);

22
drivers/s390/cio/cio_debug.h
View File

@ -3,6 +3,11 @@
#include <asm/debug.h> #include <asm/debug.h>
/* for use of debug feature */
extern debug_info_t *cio_debug_msg_id;
extern debug_info_t *cio_debug_trace_id;
extern debug_info_t *cio_debug_crw_id;
#define CIO_TRACE_EVENT(imp, txt) do { \ #define CIO_TRACE_EVENT(imp, txt) do { \
debug_text_event(cio_debug_trace_id, imp, txt); \ debug_text_event(cio_debug_trace_id, imp, txt); \
} while (0) } while (0)
@ -15,18 +20,19 @@
debug_sprintf_event(cio_debug_crw_id, imp , ##args); \ debug_sprintf_event(cio_debug_crw_id, imp , ##args); \
} while (0) } while (0)
#define CIO_HEX_EVENT(imp, args...) do { \ static inline void
debug_event(cio_debug_trace_id, imp, ##args); \ CIO_HEX_EVENT(int level, void *data, int length)
} while (0) {
while (length > 0) {
debug_event(cio_debug_trace_id, level, data, length);
length -= cio_debug_trace_id->buf_size;
data += cio_debug_trace_id->buf_size;
}
}
#define CIO_DEBUG(printk_level,event_level,msg...) ({ \ #define CIO_DEBUG(printk_level,event_level,msg...) ({ \
if (cio_show_msg) printk(printk_level msg); \ if (cio_show_msg) printk(printk_level msg); \
CIO_MSG_EVENT (event_level, msg); \ CIO_MSG_EVENT (event_level, msg); \
}) })
/* for use of debug feature */
extern debug_info_t *cio_debug_msg_id;
extern debug_info_t *cio_debug_trace_id;
extern debug_info_t *cio_debug_crw_id;
#endif #endif