Generate all test parameters in test(), including keep_size.

The code is slightly more complicated than it could be to produce the
same sequence of operations for the same random seed.

Signed-off-by: Andreas Gruenbacher <[email protected]>
---
 ltp/fsx.c | 32 ++++++++++++++++++--------------
 1 file changed, 18 insertions(+), 14 deletions(-)

diff --git a/ltp/fsx.c b/ltp/fsx.c
index 0f4c49e..5385ed3 100644
--- a/ltp/fsx.c
+++ b/ltp/fsx.c
@@ -914,11 +914,10 @@ do_punch_hole(unsigned offset, unsigned length)
 
 #ifdef FALLOC_FL_ZERO_RANGE
 void
-do_zero_range(unsigned offset, unsigned length)
+do_zero_range(unsigned offset, unsigned length, int keep_size)
 {
        unsigned end_offset;
        int mode = FALLOC_FL_ZERO_RANGE;
-       int keep_size = 0;
 
        if (length == 0) {
                if (!quiet && testcalls > simulatedopcount)
@@ -927,9 +926,6 @@ do_zero_range(unsigned offset, unsigned length)
                return;
        }
 
-       if (keep_size_calls)
-               keep_size = random() % 2;
-
        end_offset = keep_size ? 0 : offset + length;
 
        if (end_offset > biggest) {
@@ -966,7 +962,7 @@ do_zero_range(unsigned offset, unsigned length)
 
 #else
 void
-do_zero_range(unsigned offset, unsigned length)
+do_zero_range(unsigned offset, unsigned length, int keep_size)
 {
        return;
 }
@@ -1080,10 +1076,9 @@ do_insert_range(unsigned offset, unsigned length)
 #ifdef HAVE_LINUX_FALLOC_H
 /* fallocate is basically a no-op unless extending, then a lot like a truncate 
*/
 void
-do_preallocate(unsigned offset, unsigned length)
+do_preallocate(unsigned offset, unsigned length, int keep_size)
 {
        unsigned end_offset;
-       int keep_size = 0;
 
         if (length == 0) {
                 if (!quiet && testcalls > simulatedopcount)
@@ -1092,9 +1087,6 @@ do_preallocate(unsigned offset, unsigned length)
                 return;
         }
 
-       if (keep_size_calls)
-               keep_size = random() % 2;
-
        end_offset = keep_size ? 0 : offset + length;
 
        if (end_offset > biggest) {
@@ -1132,7 +1124,7 @@ do_preallocate(unsigned offset, unsigned length)
 }
 #else
 void
-do_preallocate(unsigned offset, unsigned length)
+do_preallocate(unsigned offset, unsigned length, int keep_size)
 {
        return;
 }
@@ -1211,6 +1203,7 @@ test(void)
        unsigned long   size = maxoplen;
        unsigned long   rv = random();
        unsigned long   op;
+       int             keep_size = 0;
 
        if (simulatedopcount > 0 && testcalls == simulatedopcount)
                writefileimage();
@@ -1236,6 +1229,17 @@ test(void)
        else
                op = rv % OP_MAX_FULL;
 
+       switch(op) {
+       case OP_FALLOCATE:
+               if (fallocate_calls && size && keep_size_calls)
+                       keep_size = random() % 2;
+               break;
+       case OP_ZERO_RANGE:
+               if (zero_range_calls && size && keep_size_calls)
+                       keep_size = random() % 2;
+               break;
+       }
+
        switch (op) {
        case OP_MAPREAD:
                if (!mapped_reads)
@@ -1306,7 +1310,7 @@ test(void)
 
        case OP_FALLOCATE:
                TRIM_OFF_LEN(offset, size, maxfilelen);
-               do_preallocate(offset, size);
+               do_preallocate(offset, size, keep_size);
                break;
 
        case OP_PUNCH_HOLE:
@@ -1315,7 +1319,7 @@ test(void)
                break;
        case OP_ZERO_RANGE:
                TRIM_OFF_LEN(offset, size, file_size);
-               do_zero_range(offset, size);
+               do_zero_range(offset, size, keep_size);
                break;
        case OP_COLLAPSE_RANGE:
                TRIM_OFF_LEN(offset, size, file_size - 1);
-- 
2.4.3

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