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Check for the correct message size in totempg_groups_joined_reserve()

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Currently:
- send_reserve() adds to the reserve
- msg_count_send_ok() tests ((avail - totempg_reserved) > msg_count)

So essentially we are checking to see if 2 * msg_count can fit in
the q.

So instead I am using byte_count_send_ok (size) to see if the
message will fit then calling send_reserve()

Signed-off-by: Angus Salkeld <asalkeld@redhat.com>
Reviewed-by: Steven Dake <sdake@redhat.com>
This commit is contained in:
Angus Salkeld 2011-12-14 12:06:41 +11:00
parent 2ba4ebe09e
commit 7b02f176df
1 changed files with 3 additions and 4 deletions
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7
exec/totempg.c
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@ -1251,13 +1251,12 @@ int totempg_groups_joined_reserve (
goto error_exit;
}
reserved = send_reserve (size);
if (msg_count_send_ok (reserved) == 0) {
send_release (reserved);
if (byte_count_send_ok (size)) {
reserved = send_reserve (size);
} else {
reserved = 0;
}
error_exit:
check_q_level(instance);