From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jincheng Miao Subject: [PATCH v4 4/4] xen_dom0: replace strict_strtoul with kstrtoul Date: Wed, 10 Dec 2014 21:04:53 +0800 Message-ID: <1418216693-3138-1-git-send-email-jmiao@redhat.com> To: dev-VfR2kkLFssw@public.gmane.org Return-path: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" And add xen_dom0/compat.h for be compatible with older kernel. Signed-off-by: Jincheng Miao --- lib/librte_eal/linuxapp/xen_dom0/compat.h | 16 ++++++++++++++++ lib/librte_eal/linuxapp/xen_dom0/dom0_mm_misc.c | 3 ++- 2 files changed, 18 insertions(+), 1 deletion(-) create mode 100644 lib/librte_eal/linuxapp/xen_dom0/compat.h diff --git a/lib/librte_eal/linuxapp/xen_dom0/compat.h b/lib/librte_eal/linuxapp/xen_dom0/compat.h new file mode 100644 index 0000000..89dab27 --- /dev/null +++ b/lib/librte_eal/linuxapp/xen_dom0/compat.h @@ -0,0 +1,16 @@ +/* + * Minimal wrappers to allow compiling xen_dom0 on older kernels. + */ + +#ifndef RHEL_RELEASE_VERSION +#define RHEL_RELEASE_VERSION(a, b) (((a) << 8) + (b)) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39) && \ + (!(defined(RHEL_RELEASE_CODE) && \ + RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6, 4))) + +#define kstrtoul strict_strtoul + +#endif /* < 2.6.39 */ + diff --git a/lib/librte_eal/linuxapp/xen_dom0/dom0_mm_misc.c b/lib/librte_eal/linuxapp/xen_dom0/dom0_mm_misc.c index dfb271d..543bf57 100644 --- a/lib/librte_eal/linuxapp/xen_dom0/dom0_mm_misc.c +++ b/lib/librte_eal/linuxapp/xen_dom0/dom0_mm_misc.c @@ -74,6 +74,7 @@ #include #include +#include "compat.h" #include "dom0_mm_dev.h" MODULE_LICENSE("Dual BSD/GPL"); @@ -123,7 +124,7 @@ store_memsize(struct device *dev, struct device_attribute *attr, int err = 0; unsigned long mem_size; - if (0 != strict_strtoul(buf, 0, &mem_size)) + if (0 != kstrtoul(buf, 0, &mem_size)) return -EINVAL; mutex_lock(&dom0_dev.data_lock); -- 1.8.3.1