56 lines
2.0 KiB
Diff
56 lines
2.0 KiB
Diff
From d29c3fa57c6df88b0fb882af5fc9296deb0a45d3 Mon Sep 17 00:00:00 2001
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From: Ni Fujia <nifujia1@hisilicon.com>
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Date: Wed, 12 Jan 2022 15:17:15 +0800
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Subject: [PATCH 099/108] scsi: hisi_sas: Increase debugfs_dump_index after
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dump is completed
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mainline inclusion
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from mainline-v5.16-rc1
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commit 9aec5ffa6e39926cff1a6b576c815a9cee90e259
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category: feature
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bugzilla: https://gitee.com/openeuler/kernel/issues/I8F81U
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Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9aec5ffa6e39926cff1a6b576c815a9cee90e259
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----------------------------------------------------------------------
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The hisi_hba debugfs_dump_index member should increased after a dump
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insertion completed, and not before it has started, so fix the code to do
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so.
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Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
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Signed-off-by: John Garry <john.garry@huawei.com>
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Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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Reviewed-by: Ouyangdelong <ouyangdelong@huawei.com>
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Signed-off-by: Nifujia <nifujia1@hisilicon.com>
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Reviewed-by: Wei Li <liwei391@huawei.com>
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Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
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Signed-off-by: YunYi Yang <yangyunyi2@huawei.com>
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---
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drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
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index 001a2bad4442..562b9553f7bb 100644
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--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
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+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
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@@ -4136,7 +4136,6 @@ static void debugfs_snapshot_regs_v3_hw(struct hisi_hba *hisi_hba)
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do_div(timestamp, NSEC_PER_MSEC);
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hisi_hba->debugfs_timestamp[debugfs_dump_index] = timestamp;
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- hisi_hba->debugfs_dump_index++;
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debugfs_snapshot_prepare_v3_hw(hisi_hba);
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@@ -4152,6 +4151,7 @@ static void debugfs_snapshot_regs_v3_hw(struct hisi_hba *hisi_hba)
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debugfs_create_files_v3_hw(hisi_hba);
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debugfs_snapshot_restore_v3_hw(hisi_hba);
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+ hisi_hba->debugfs_dump_index++;
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}
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static ssize_t debugfs_trigger_dump_v3_hw_write(struct file *file,
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--
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2.27.0
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