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Re: [Qemu-devel] [PATCH] pci_aer_init: cleanup


From: Cao jin
Subject: Re: [Qemu-devel] [PATCH] pci_aer_init: cleanup
Date: Wed, 2 Nov 2016 16:58:53 +0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0

ping

On 10/13/2016 10:32 AM, Cao jin wrote:
log_max have no chance to be PCIE_AER_LOG_MAX_UNSET, unless user specify it.

Bonus:
1. remove unnecessary local variable.
2. fix a typo.

Signed-off-by: Cao jin <address@hidden>
---
  hw/pci/pcie_aer.c         | 10 +---------
  include/hw/pci/pcie_aer.h |  2 +-
  2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/hw/pci/pcie_aer.c b/hw/pci/pcie_aer.c
index ac47f34..6cf088b 100644
--- a/hw/pci/pcie_aer.c
+++ b/hw/pci/pcie_aer.c
@@ -99,18 +99,10 @@ static void aer_log_clear_all_err(PCIEAERLog *aer_log)
  int pcie_aer_init(PCIDevice *dev, uint8_t cap_ver, uint16_t offset,
                    uint16_t size)
  {
-    PCIExpressDevice *exp;
-
      pcie_add_capability(dev, PCI_EXT_CAP_ID_ERR, cap_ver,
                          offset, size);
-    exp = &dev->exp;
-    exp->aer_cap = offset;
+    dev->exp.aer_cap = offset;

-    /* log_max is property */
-    if (dev->exp.aer_log.log_max == PCIE_AER_LOG_MAX_UNSET) {
-        dev->exp.aer_log.log_max = PCIE_AER_LOG_MAX_DEFAULT;
-    }
-    /* clip down the value to avoid unreasobale memory usage */
      if (dev->exp.aer_log.log_max > PCIE_AER_LOG_MAX_LIMIT) {
          return -EINVAL;
      }
diff --git a/include/hw/pci/pcie_aer.h b/include/hw/pci/pcie_aer.h
index c373591..31755ef 100644
--- a/include/hw/pci/pcie_aer.h
+++ b/include/hw/pci/pcie_aer.h
@@ -40,7 +40,7 @@ struct PCIEAERLog {
       * The specified value will be clipped down to PCIE_AER_LOG_MAX_LIMIT
       * to avoid unreasonable memory usage.
       * I bet that 128 log size would be big enough, otherwise too many errors
-     * for system to function normaly. But could consecutive errors occur?
+     * for system to function normally. But could consecutive errors occur?
       */
  #define PCIE_AER_LOG_MAX_DEFAULT        8
  #define PCIE_AER_LOG_MAX_LIMIT          128


--
Yours Sincerely,

Cao jin





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