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libmetal: set ept address loop++ in bitmap

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CPU0                                CPU1
create_ept1:addr1                   create_ept1
OK                       <======    msg1
OK                       <======    msg2
OK                       <======    msg3
                           msg4
                         <======    msg4 on the virtioqueue
close_ept1                          close_ept1

create_ept2:addr1                   create_ept1
(same addr with ept1)
                           msg4
ept2 recv ept1 msg ERROR <======

The msg4 which belong to ep1, error received by ept2.

For the issue, I give a resolve method,
for the rpmsg_get_address(), always return a new increased num.

Signed-off-by: Guiding Li <liguiding1@xiaomi.com>
This commit is contained in:
Guiding Li
2023-10-31 18:50:02 +01:00
committed by Arnaud Pouliquen
parent e087ea5d38
commit 694620ff25
1 changed files with 2 additions and 2 deletions
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lib/utilities.h
+2 -2
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@@ -134,10 +134,10 @@ metal_bitmap_next_clear_bit(unsigned long *bitmap, unsigned int start,
unsigned int bit;
for (bit = start;
bit < max && !metal_bitmap_is_bit_clear(bitmap, bit);
bit < max + start && !metal_bitmap_is_bit_clear(bitmap, bit % max);
bit++)
;
return bit;
return bit % max;
}
#define metal_bitmap_for_each_clear_bit(bitmap, bit, max) \