From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:55524 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965399AbdGTUNv (ORCPT ); Thu, 20 Jul 2017 16:13:51 -0400 From: "Luis R. Rodriguez" To: gregkh@linuxfoundation.org Cc: wagi@monom.org, yi1.li@linux.intel.com, takahiro.akashi@linaro.org, bjorn.andersson@linaro.org, luto@kernel.org, ebiederm@xmission.com, dmitry.torokhov@gmail.com, arend.vanspriel@broadcom.com, dwmw2@infradead.org, rjw@rjwysocki.net, atull@kernel.org, moritz.fischer@ettus.com, pmladek@suse.com, johannes.berg@intel.com, emmanuel.grumbach@intel.com, luciano.coelho@intel.com, kvalo@codeaurora.org, torvalds@linux-foundation.org, keescook@chromium.org, dhowells@redhat.com, pjones@redhat.com, hdegoede@redhat.com, alan@linux.intel.com, tytso@mit.edu, dave@stgolabs.net, mawilcox@microsoft.com, tglx@linutronix.de, peterz@infradead.org, mfuzzey@parkeon.com, jakub.kicinski@netronome.com, nbroeking@me.com, jewalt@lgsinnovations.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, "Luis R. Rodriguez" Subject: [PATCH v4 4/5] firmware: enable a debug print for batched requests Date: Thu, 20 Jul 2017 13:13:41 -0700 Message-Id: <20170720201342.7320-5-mcgrof@kernel.org> In-Reply-To: <20170720201342.7320-1-mcgrof@kernel.org> References: <20170720201342.7320-1-mcgrof@kernel.org> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Otherwise there is no easy way this actually happened. Signed-off-by: Luis R. Rodriguez --- drivers/base/firmware_class.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index ba272a65291d..a5fb884a136d 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -333,6 +333,7 @@ static struct firmware_buf *__fw_lookup_buf(const char *fw_name) return NULL; } +/* Returns 1 for batching firmware requests with the same name */ static int fw_lookup_and_allocate_buf(const char *fw_name, struct firmware_cache *fwc, struct firmware_buf **buf, void *dbuf, @@ -346,6 +347,7 @@ static int fw_lookup_and_allocate_buf(const char *fw_name, kref_get(&tmp->ref); spin_unlock(&fwc->lock); *buf = tmp; + pr_debug("batched request - sharing the same struct firmware_buf and lookup for multiple requests\n"); return 1; } tmp = __allocate_fw_buf(fw_name, fwc, dbuf, size); -- 2.11.0