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Petersen" To: agross@kernel.org, Jeffrey Hugo , avri.altman@wdc.com, venkatg@codeaurora.org, bjorn.andersson@linaro.org, subhashj@codeaurora.org, alim.akhtar@samsung.com, jejb@linux.ibm.com Cc: "Martin K . Petersen" , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH] scsi: ufs-qcom: Fix scheduling while atomic issue Date: Tue, 26 May 2020 22:12:57 -0400 Message-Id: <159054550934.12032.14920097484832266826.b4-ty@oracle.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200525204125.46171-1-jeffrey.l.hugo@gmail.com> References: <20200525204125.46171-1-jeffrey.l.hugo@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9633 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 bulkscore=0 mlxscore=0 phishscore=0 adultscore=0 suspectscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005270013 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9633 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 spamscore=0 mlxscore=0 lowpriorityscore=0 priorityscore=1501 phishscore=0 cotscore=-2147483648 suspectscore=0 bulkscore=0 clxscore=1011 impostorscore=0 malwarescore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005270013 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 25 May 2020 13:41:25 -0700, Jeffrey Hugo wrote: > ufs_qcom_dump_dbg_regs() uses usleep_range, a sleeping function, but can > be called from atomic context in the following flow: > > ufshcd_intr -> ufshcd_sl_intr -> ufshcd_check_errors -> > ufshcd_print_host_regs -> ufshcd_vops_dbg_register_dump -> > ufs_qcom_dump_dbg_regs > > [...] Applied to 5.8/scsi-queue, thanks! [1/1] scsi: ufs-qcom: Fix scheduling while atomic issue https://git.kernel.org/mkp/scsi/c/3be60b564de4 -- Martin K. Petersen Oracle Linux Engineering