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Date:      Sun, 12 Sep 2021 16:35:31 GMT
From:      Warner Losh <imp@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org
Subject:   git: 4c2819607a76 - stable/13 - rtsx: Fix wakeup race similar to sdhci one fixed in 35547df5c786
Message-ID:  <202109121635.18CGZVwD074240@gitrepo.freebsd.org>

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The branch stable/13 has been updated by imp:

URL: https://cgit.FreeBSD.org/src/commit/?id=4c2819607a76f022f673e982e31e18402d163975

commit 4c2819607a76f022f673e982e31e18402d163975
Author:     Warner Losh <imp@FreeBSD.org>
AuthorDate: 2021-08-10 23:07:50 +0000
Commit:     Warner Losh <imp@FreeBSD.org>
CommitDate: 2021-09-12 15:56:16 +0000

    rtsx: Fix wakeup race similar to sdhci one fixed in 35547df5c786
    
    rtsx copied code from sdhci, and has the same wakeup race bug that was
    fixed in 35547df5c786, so apply a similar fix here.
    
    Sponsored by:           Netflix
    
    (cherry picked from commit 9339e7c0bd565506092bb0a2618ff32fb04bb2c4)
---
 sys/dev/rtsx/rtsx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/rtsx/rtsx.c b/sys/dev/rtsx/rtsx.c
index 5f6aa04835ef..cae35243d137 100644
--- a/sys/dev/rtsx/rtsx.c
+++ b/sys/dev/rtsx/rtsx.c
@@ -3532,8 +3532,8 @@ rtsx_mmcbr_release_host(device_t bus, device_t child __unused)
 	sc = device_get_softc(bus);
 	RTSX_LOCK(sc);
 	sc->rtsx_bus_busy--;
-	RTSX_UNLOCK(sc);
 	wakeup(&sc->rtsx_bus_busy);
+	RTSX_UNLOCK(sc);
 
 	return (0);
 }



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