From 74b5c07a515b2986c9bdfe649213b8e358d32ad2 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Mon, 4 Mar 2013 11:09:32 +0200 Subject: dmatest: define MAX_ERROR_COUNT constant Its meaning is to limit amount of error messages to be printed out when buffer mismatch is occured. Signed-off-by: Andy Shevchenko Signed-off-by: Vinod Koul --- drivers/dma/dmatest.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers/dma') diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index d19234b08342..4225a292d371 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -66,6 +66,9 @@ module_param(timeout, uint, S_IRUGO); MODULE_PARM_DESC(timeout, "Transfer Timeout in msec (default: 3000), " "Pass -1 for infinite timeout"); +/* Maximum amount of mismatched bytes in buffer to print */ +#define MAX_ERROR_COUNT 32 + /* * Initialization patterns. All bytes in the source buffer has bit 7 * set, all bytes in the destination buffer has bit 7 cleared. @@ -249,7 +252,7 @@ static unsigned int dmatest_verify(u8 **bufs, unsigned int start, actual = buf[i]; expected = pattern | (~counter & PATTERN_COUNT_MASK); if (actual != expected) { - if (error_count < 32) + if (error_count < MAX_ERROR_COUNT) dmatest_mismatch(actual, pattern, i, counter, is_srcbuf); error_count++; @@ -258,9 +261,9 @@ static unsigned int dmatest_verify(u8 **bufs, unsigned int start, } } - if (error_count > 32) + if (error_count > MAX_ERROR_COUNT) pr_warning("%s: %u errors suppressed\n", - current->comm, error_count - 32); + current->comm, error_count - MAX_ERROR_COUNT); return error_count; } -- cgit v1.2.3