From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com>
Cc: Bjorn Helgaas <helgaas@kernel.org>,
Lukas Wunner <lukas@wunner.de>,
linux-scsi <linux-scsi@vger.kernel.org>,
linux-pci@vger.kernel.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
ruscur@russell.cc, sbobroff@linux.ibm.com, oohall@gmail.com,
Sathya Prakash <Sathya.Prakash@broadcom.com>,
Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Subject: Re: [v5 2/4] mpt3sas: Fix Sync cache command failure during driver unload
Date: Wed, 17 Oct 2018 11:32:18 +0300 [thread overview]
Message-ID: <CAHp75Ve=X9X6xG5FpuZrmRKfSpcLwFQYE_A8vhUzNn92KSoc4w@mail.gmail.com> (raw)
In-Reply-To: <1539755947-27014-3-git-send-email-suganath-prabu.subramani@broadcom.com>
On Wed, Oct 17, 2018 at 8:59 AM Suganath Prabu
<suganath-prabu.subramani@broadcom.com> wrote:
>
> This is to fix Sync cache and start stop command
> failures with DID_NO_CONNECT during driver unload.
>
> 1) Release drives first from SML, then remove internally
> in driver.
> 2) And allow sync cache and Start stop commands to firmware,
> even when remove_host flag is set.
> + if (ioc->hba_mpi_version_belonged == MPI2_VERSION) {
> + if (ioc->remove_host)
> + return false;
> +
> + return true;
> + }
> +
> + if (ioc->remove_host) {
> +
> + switch (scmd->cmnd[0]) {
> + case SYNCHRONIZE_CACHE:
> + case START_STOP:
> + return true;
> + default:
> + return false;
> + }
> + }
> +
> + return true;
Wouldn't be the same as
if (!ioc->remove_host || ioc->hba_mpi_version_belonged == MPI2_VERSION)
return !ioc->remove_host;
switch (scmd->cmnd[0]) {
case SYNCHRONIZE_CACHE:
case START_STOP:
return true;
default:
return false;
}
?
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2018-10-17 8:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-17 5:59 [v5 0/4] mpt3sas: Hot-Plug Surprise removal support on IOC Suganath Prabu
2018-10-17 5:59 ` [v5 1/4] mpt3sas: Separate out mpt3sas_wait_for_ioc_to_operational Suganath Prabu
2018-10-17 8:17 ` Andy Shevchenko
2018-10-17 8:19 ` Andy Shevchenko
[not found] ` <CA+RiK66_gpLvzFyztdQ3BdX11wn2uRfxoF6hhRg1TXoERe7z3Q@mail.gmail.com>
2018-10-18 7:22 ` Andy Shevchenko
2018-10-17 5:59 ` [v5 2/4] mpt3sas: Fix Sync cache command failure during driver unload Suganath Prabu
2018-10-17 8:32 ` Andy Shevchenko [this message]
[not found] ` <CA+RiK67067aV9Ky5m8uCGLGcvjbBRxqFVeyB0CsYcvSw7rgqJg@mail.gmail.com>
2018-10-18 7:23 ` Andy Shevchenko
2018-10-17 5:59 ` [v5 3/4] mpt3sas:Fix driver modifying persistent data Suganath Prabu
2018-10-17 8:24 ` Andy Shevchenko
2018-10-18 7:16 ` Suganath Prabu Subramani
2018-10-17 5:59 ` [v5 4/4] mpt3sas: Bump driver version to 27.100.00.00 Suganath Prabu
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