[PATCH v2 08/26] mmc: panic write: bypass request completion

From: dragos . tatulea
Date: Thu Nov 08 2012 - 08:09:24 EST


From: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Irina Tirdea <irina.tirdea@xxxxxxxxx>
---
drivers/mmc/core/core.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index dbe5332..6b2377a 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -148,6 +148,9 @@ void mmc_request_done(struct mmc_host *host, struct mmc_request *mrq)
cmd->retries = 0;
}

+ if (mmc_am_panic_task(host))
+ return;
+
if (err && cmd->retries && !mmc_card_removed(host->card)) {
/*
* Request starter must handle retries - see
@@ -340,7 +343,9 @@ static void mmc_wait_for_req_done(struct mmc_host *host,
struct mmc_command *cmd;

while (1) {
- wait_for_completion(&mrq->completion);
+ /* Panic task requests must be completed in ->request() */
+ if (!mmc_am_panic_task(host))
+ wait_for_completion(&mrq->completion);

cmd = mrq->cmd;
if (!cmd->error || !cmd->retries ||
--
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/