[gnome-continuous-yocto/gnomeostree-3.28-rocko: 4904/8267] cryptodev: update to handle 4.10 kernel API
- From: Emmanuele Bassi <ebassi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-continuous-yocto/gnomeostree-3.28-rocko: 4904/8267] cryptodev: update to handle 4.10 kernel API
- Date: Sun, 17 Dec 2017 02:41:26 +0000 (UTC)
commit e0839dd11394e1308251db8219cc8abdecf13757
Author: Ross Burton <ross burton intel com>
Date: Fri Mar 3 16:06:32 2017 +0000
cryptodev: update to handle 4.10 kernel API
Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>
meta/recipes-kernel/cryptodev/cryptodev.inc | 3 +-
.../cryptodev/files/kernel-4-10-changes.patch | 57 ++++++++++++++++++++
2 files changed, 59 insertions(+), 1 deletions(-)
---
diff --git a/meta/recipes-kernel/cryptodev/cryptodev.inc b/meta/recipes-kernel/cryptodev/cryptodev.inc
index 6241238..24b3227 100644
--- a/meta/recipes-kernel/cryptodev/cryptodev.inc
+++ b/meta/recipes-kernel/cryptodev/cryptodev.inc
@@ -6,7 +6,8 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
SRC_URI = "http://download.gna.org/cryptodev-linux/cryptodev-linux-${PV}.tar.gz \
file://06d6b560c6e45dc317dae47c74706fa43f4a31d8.patch \
file://cb186f682679383e8b5806240927903730ce85d9.patch \
- file://0001-Adjust-to-another-change-in-the-user-page-API.patch"
+ file://0001-Adjust-to-another-change-in-the-user-page-API.patch \
+ file://kernel-4-10-changes.patch"
SRC_URI[md5sum] = "02644cc4cd02301e0b503a332eb2f0b5"
SRC_URI[sha256sum] = "67fabde9fb67b286a96c4f45b594b0eccd0f761b495705c18f2ae9461b831376"
diff --git a/meta/recipes-kernel/cryptodev/files/kernel-4-10-changes.patch
b/meta/recipes-kernel/cryptodev/files/kernel-4-10-changes.patch
new file mode 100644
index 0000000..93d608b
--- /dev/null
+++ b/meta/recipes-kernel/cryptodev/files/kernel-4-10-changes.patch
@@ -0,0 +1,57 @@
+Upstream-Status: Backport
+Signed-off-by: Ross Burton <ross burton intel com>
+
+From 2b29be8ac41414ed19cb4f5d5626d9bd0d7b11a8 Mon Sep 17 00:00:00 2001
+From: Cristian Stoica <cristian stoica nxp com>
+Date: Wed, 8 Feb 2017 12:11:04 +0200
+Subject: [PATCH] adjust to API changes in kernel >=4.10
+
+There are many changes related to get_user_pages and the code is rewritten
+for clarity.
+
+Signed-off-by: Cristian Stoica <cristian stoica nxp com>
+---
+ zc.c | 28 +++++++++++++++++-----------
+ 1 file changed, 17 insertions(+), 11 deletions(-)
+
+diff --git a/zc.c b/zc.c
+index e766ee3..2f4ea99 100644
+--- a/zc.c
++++ b/zc.c
+@@ -59,19 +59,25 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len, int write,
+ }
+
+ down_read(&mm->mmap_sem);
+-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0))
+- ret = get_user_pages_remote(
++#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0))
++ ret = get_user_pages(task, mm,
++ (unsigned long)addr, pgcount, write, 0, pg, NULL);
+ #else
+- ret = get_user_pages(
+-#endif
+- task, mm,
+- (unsigned long)addr, pgcount,
+-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0))
+- write ? FOLL_WRITE : 0,
+-#else
+- write, 0,
+-#endif
++# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0))
++ ret = get_user_pages_remote(task, mm,
++ (unsigned long)addr, pgcount, write, 0, pg, NULL);
++# else
++# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 10, 0))
++ ret = get_user_pages_remote(task, mm,
++ (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
+ pg, NULL);
++# else
++ ret = get_user_pages_remote(task, mm,
++ (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
++ pg, NULL, NULL);
++# endif
++# endif
++#endif
+ up_read(&mm->mmap_sem);
+ if (ret != pgcount)
+ return -EINVAL;
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