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debug: drop DEBUG_MEM path

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Memory is not allocated so no DEBUG_MEM part is needed.
This commit is contained in:
Zdenek Kabelac 2018-01-23 11:41:53 +01:00
parent 2ee105089a
commit 6e9148e7ab
1 changed files with 1 additions and 17 deletions
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18
lib/device/dev-io.c
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@ -303,7 +303,7 @@ static int _aligned_io(struct device_area *where, char *write_buffer,
}
devbuf = DEV_DEVBUF(where->dev, reason);
_release_devbuf(devbuf);
_release_devbuf(devbuf);
devbuf->where.dev = where->dev;
devbuf->where.start = widened.start;
devbuf->where.size = widened.size;
@ -317,24 +317,8 @@ static int _aligned_io(struct device_area *where, char *write_buffer,
/* Perform the I/O directly. */
devbuf->buf = write_buffer;
else
#ifndef DEBUG_MEM
/* Postpone buffer allocation until we're about to issue the I/O */
devbuf->buf = NULL;
#else
else {
/* Allocate a bounce buffer with an extra block */
if (!(devbuf->malloc_address = devbuf->buf = dm_malloc((size_t) devbuf->where.size + block_size))) {
log_error("Bounce buffer malloc failed");
return 0;
}
/*
* Realign start of bounce buffer (using the extra sector)
*/
if (((uintptr_t) devbuf->buf) & mask)
devbuf->buf = (char *) ((((uintptr_t) devbuf->buf) + mask) & ~mask);
}
#endif
devbuf->write = 0;