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From: "Zhiguang Liu" <zhiguang.liu@intel.com>
To: devel@edk2.groups.io
Cc: Zhiguang Liu <zhiguang.liu@intel.com>,
	Liming Gao <gaoliming@byosoft.com.cn>,
	Jiaxin Wu <jiaxin.wu@intel.com>, Ray Ni <ray.ni@intel.com>,
	Laszlo Ersek <lersek@redhat.com>,
	Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Sami Mujawar <sami.mujawar@arm.com>
Subject: [edk2-devel] [PATCH v2 2/6] Revert 049ff6c39c73edd3709c05bd0e46184320471358
Date: Wed,  3 Apr 2024 15:50:13 +0800	[thread overview]
Message-ID: <20240403075017.1997-3-zhiguang.liu@intel.com> (raw)
In-Reply-To: <20240403075017.1997-1-zhiguang.liu@intel.com>

This reverts commit "StandaloneMmPkg: Support to unregister
MMI handler inside MMI handler" for better design later.

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Jiaxin Wu <jiaxin.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Signed-off-by: Zhiguang Liu <zhiguang.liu@intel.com>
---
 StandaloneMmPkg/Core/Mmi.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/StandaloneMmPkg/Core/Mmi.c b/StandaloneMmPkg/Core/Mmi.c
index c1a1d76e85..0de6fd17fc 100644
--- a/StandaloneMmPkg/Core/Mmi.c
+++ b/StandaloneMmPkg/Core/Mmi.c
@@ -154,14 +154,9 @@ MmiManage (
     Head = &MmiEntry->MmiHandlers;
   }
 
-  for (Link = Head->ForwardLink; Link != Head;) {
+  for (Link = Head->ForwardLink; Link != Head; Link = Link->ForwardLink) {
     MmiHandler = CR (Link, MMI_HANDLER, Link, MMI_HANDLER_SIGNATURE);
-    //
-    // To support unregister MMI handler inside MMI handler itself,
-    // get next node before handler is executed, since LIST_ENTRY that
-    // Link points to may be freed if unregister MMI handler.
-    //
-    Link   = Link->ForwardLink;
+
     Status = MmiHandler->Handler (
                            (EFI_HANDLE)MmiHandler,
                            Context,
-- 
2.31.1.windows.1



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  parent reply	other threads:[~2024-04-03  7:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-03  7:50 [edk2-devel] [PATCH v2 0/6] Support to unregister SMI handler in SMI handlers Zhiguang Liu
2024-04-03  7:50 ` [edk2-devel] [PATCH v2 1/6] Revert 2ec8f0c6407f062441b205b900038933865c7b3c Zhiguang Liu
2024-04-03  7:50 ` Zhiguang Liu [this message]
2024-04-03  7:50 ` [edk2-devel] [PATCH v2 3/6] Revert 17b28722008eab745ce186b72cd325944cbe6bf0 Zhiguang Liu
2024-04-03  7:50 ` [edk2-devel] [PATCH v2 4/6] Revert ae1079b386a597108a8070652bf7cdaa4ec3dda3 Zhiguang Liu
2024-04-03  7:50 ` [edk2-devel] [PATCH v2 5/6] MdeModulePkg/SMM: Support to unregister SMI handler in SMI handlers Zhiguang Liu
2024-04-03  7:50 ` [edk2-devel] [PATCH v2 6/6] StandaloneMmPkg: Support to unregister MMI handler in MMI handlers Zhiguang Liu

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