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From: Ronit Halder <ronit.crj@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: vdavydov@parallels.com, jack@suse.cz, linux-mm@kvack.org,
	krzysiek@podlesie.net, mnfhuang@gmail.com, hpa@zytor.com,
	Ronit Halder <ronit.crj@gmail.com>,
	tglx@linutronix.de, aarcange@redhat.com, bhe@redhat.com,
	mingo@redhat.com, msalter@redhat.com, bp@suse.de,
	dyoung@redhat.com, vgoyal@redhat.com, jroedel@suse.de,
	mchehab@osg.samsung.com, dan.j.williams@intel.com,
	kexec@lists.infradead.org, ebiederm@xmission.com,
	akpm@linux-foundation.org, kirill.shutemov@linux.intel.com
Subject: [RFC 3/4] Adding a new kernel configuration to enable the feature
Date: Fri, 12 Aug 2016 19:55:50 +0530	[thread overview]
Message-ID: <20160812142550.6231-1-ronit.crj@gmail.com> (raw)
In-Reply-To: <20160812141838.5973-1-ronit.crj@gmail.com>

Kernel configuration option added to enable run time memory reservation
feature for kexec.

Signed-off-by: Ronit Halder <ronit.crj@gmail.com>

---
 mm/Kconfig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/Kconfig b/mm/Kconfig
index 97a4e06..8b1533d 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -668,3 +668,9 @@ config ZONE_DEVICE
 
 config FRAME_VECTOR
 	bool
+config KEXEC_CMA
+	bool "Use CMA for Kexec crash kernel"
+	depends on CMA
+	help
+	  This configuration option is to use CMA for Kexec.
+	  CMA helps us to allocate memory for crash kernel at runtime.
\ No newline at end of file
-- 
2.9.0.GIT


_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

WARNING: multiple messages have this Message-ID (diff)
From: Ronit Halder <ronit.crj@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, bp@suse.de,
	dyoung@redhat.com, jroedel@suse.de, krzysiek@podlesie.net,
	msalter@redhat.com, ebiederm@xmission.com,
	akpm@linux-foundation.org, bhe@redhat.com, vgoyal@redhat.com,
	mnfhuang@gmail.com, kexec@lists.infradead.org,
	kirill.shutemov@linux.intel.com, mchehab@osg.samsung.com,
	aarcange@redhat.com, vdavydov@parallels.com,
	dan.j.williams@intel.com, jack@suse.cz, linux-mm@kvack.org,
	Ronit Halder <ronit.crj@gmail.com>
Subject: [RFC 3/4] Adding a new kernel configuration to enable the feature
Date: Fri, 12 Aug 2016 19:55:50 +0530	[thread overview]
Message-ID: <20160812142550.6231-1-ronit.crj@gmail.com> (raw)
In-Reply-To: <20160812141838.5973-1-ronit.crj@gmail.com>

Kernel configuration option added to enable run time memory reservation
feature for kexec.

Signed-off-by: Ronit Halder <ronit.crj@gmail.com>

---
 mm/Kconfig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/Kconfig b/mm/Kconfig
index 97a4e06..8b1533d 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -668,3 +668,9 @@ config ZONE_DEVICE
 
 config FRAME_VECTOR
 	bool
+config KEXEC_CMA
+	bool "Use CMA for Kexec crash kernel"
+	depends on CMA
+	help
+	  This configuration option is to use CMA for Kexec.
+	  CMA helps us to allocate memory for crash kernel at runtime.
\ No newline at end of file
-- 
2.9.0.GIT

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WARNING: multiple messages have this Message-ID (diff)
From: Ronit Halder <ronit.crj@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, bp@suse.de,
	dyoung@redhat.com, jroedel@suse.de, krzysiek@podlesie.net,
	msalter@redhat.com, ebiederm@xmission.com,
	akpm@linux-foundation.org, bhe@redhat.com, vgoyal@redhat.com,
	mnfhuang@gmail.com, kexec@lists.infradead.org,
	kirill.shutemov@linux.intel.com, mchehab@osg.samsung.com,
	aarcange@redhat.com, vdavydov@parallels.com,
	dan.j.williams@intel.com, jack@suse.cz, linux-mm@kvack.org,
	Ronit Halder <ronit.crj@gmail.com>
Subject: [RFC 3/4] Adding a new kernel configuration to enable the feature
Date: Fri, 12 Aug 2016 19:55:50 +0530	[thread overview]
Message-ID: <20160812142550.6231-1-ronit.crj@gmail.com> (raw)
In-Reply-To: <20160812141838.5973-1-ronit.crj@gmail.com>

Kernel configuration option added to enable run time memory reservation
feature for kexec.

Signed-off-by: Ronit Halder <ronit.crj@gmail.com>

---
 mm/Kconfig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/mm/Kconfig b/mm/Kconfig
index 97a4e06..8b1533d 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -668,3 +668,9 @@ config ZONE_DEVICE
 
 config FRAME_VECTOR
 	bool
+config KEXEC_CMA
+	bool "Use CMA for Kexec crash kernel"
+	depends on CMA
+	help
+	  This configuration option is to use CMA for Kexec.
+	  CMA helps us to allocate memory for crash kernel at runtime.
\ No newline at end of file
-- 
2.9.0.GIT

  parent reply	other threads:[~2016-08-12 14:27 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-12 14:18 [RFC 0/4] Kexec: Enable run time memory resrvation of crash kernel Ronit Halder
2016-08-12 14:18 ` Ronit Halder
2016-08-12 14:18 ` Ronit Halder
2016-08-12 14:20 ` [RFC 1/4] Creating one or two CMA area at Boot time Ronit Halder
2016-08-12 14:20   ` Ronit Halder
2016-08-12 14:20   ` Ronit Halder
2016-08-12 14:21 ` [RFC 2/4] Functions for memory reservation and release Ronit Halder
2016-08-12 14:21   ` Ronit Halder
2016-08-12 14:21   ` Ronit Halder
2016-08-12 14:25 ` Ronit Halder [this message]
2016-08-12 14:25   ` [RFC 3/4] Adding a new kernel configuration to enable the feature Ronit Halder
2016-08-12 14:25   ` Ronit Halder
2016-08-12 14:26 ` [RFC 4/4] Enable memory allocation through sysfs interface Ronit Halder
2016-08-12 14:26   ` Ronit Halder
2016-08-12 14:26   ` Ronit Halder
2016-08-22 10:59 ` [RFC 0/4] Kexec: Enable run time memory resrvation of crash kernel Pratyush Anand
2016-08-22 10:59   ` Pratyush Anand
2016-08-22 10:59   ` Pratyush Anand
2016-08-23  7:08   ` Xunlei Pang
2016-08-23  7:08     ` Xunlei Pang
2016-08-23  7:08     ` Xunlei Pang

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