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authorIngo Molnar <mingo@elte.hu>2009-09-07 08:19:51 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-07 08:19:51 +0200
commita1922ed661ab2c1637d0b10cde933bd9cd33d965 (patch)
tree0f1777542b385ebefd30b3586d830fd8ed6fda5b /lib/decompress_unlzma.c
parent75e33751ca8bbb72dd6f1a74d2810ddc8cbe4bdf (diff)
parentd28daf923ac5e4a0d7cecebae56f3e339189366b (diff)
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Merge branch 'tracing/core' into tracing/hw-breakpoints
Conflicts: arch/Kconfig kernel/trace/trace.h Merge reason: resolve the conflicts, plus adopt to the new ring-buffer APIs. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib/decompress_unlzma.c')
-rw-r--r--lib/decompress_unlzma.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
index 32123a1340e..0b954e04bd3 100644
--- a/lib/decompress_unlzma.c
+++ b/lib/decompress_unlzma.c
@@ -29,12 +29,14 @@
*Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef STATIC
+#ifdef STATIC
+#define PREBOOT
+#else
#include <linux/decompress/unlzma.h>
+#include <linux/slab.h>
#endif /* STATIC */
#include <linux/decompress/mm.h>
-#include <linux/slab.h>
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
@@ -543,9 +545,7 @@ STATIC inline int INIT unlzma(unsigned char *buf, int in_len,
int ret = -1;
set_error_fn(error_fn);
- if (!flush)
- in_len -= 4; /* Uncompressed size hack active in pre-boot
- environment */
+
if (buf)
inbuf = buf;
else
@@ -645,4 +645,15 @@ exit_0:
return ret;
}
-#define decompress unlzma
+#ifdef PREBOOT
+STATIC int INIT decompress(unsigned char *buf, int in_len,
+ int(*fill)(void*, unsigned int),
+ int(*flush)(void*, unsigned int),
+ unsigned char *output,
+ int *posp,
+ void(*error_fn)(char *x)
+ )
+{
+ return unlzma(buf, in_len - 4, fill, flush, output, posp, error_fn);
+}
+#endif