diff options
Diffstat (limited to 'vmmon.patch')
-rw-r--r-- | vmmon.patch | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/vmmon.patch b/vmmon.patch index 2aff1e3a7347..27939af40f99 100644 --- a/vmmon.patch +++ b/vmmon.patch @@ -45,3 +45,162 @@ index 98cc74a..400ebfe 100644 } #elif defined(_MSC_VER) /* +From 8ba37a5023f939ba8d2e0d91b916ff442b1c18dd Mon Sep 17 00:00:00 2001 +From: Michal Kubecek <mkubecek@suse.cz> +Date: Mon, 31 Dec 2018 00:05:42 +0100 +Subject: [PATCH] modules: replace SUBDIRS with M + +Since commit 0126be38d988 ("kbuild: announce removal of SUBDIRS if used") +in v5.0-rc1, using SUBDIRS when building out of tree modules produces +a deprecation warning. As M used to work since pretty much ever, use it +unconditionally. +--- + vmmon-only/Makefile | 2 +- + vmnet-only/Makefile | 2 +- + 2 files changed, 2 insertions(+), 2 deletions(-) + +diff --git a/vmmon-only/Makefile b/vmmon-only/Makefile +index ccdd295..b4b71fb 100644 +--- a/vmmon-only/Makefile ++++ b/vmmon-only/Makefile +@@ -111,7 +111,7 @@ prebuild:: ; + postbuild:: ; + + $(DRIVER_KO): prebuild +- $(MAKE) -C $(BUILD_DIR) SUBDIRS=$$PWD SRCROOT=$$PWD/$(SRCROOT) \ ++ $(MAKE) -C $(BUILD_DIR) M=$$PWD SRCROOT=$$PWD/$(SRCROOT) \ + MODULEBUILDDIR=$(MODULEBUILDDIR) modules + $(MAKE) -C $$PWD SRCROOT=$$PWD/$(SRCROOT) \ + MODULEBUILDDIR=$(MODULEBUILDDIR) postbuild +From ca44ce7215b91f82ff500843784b4e86a720fffe Mon Sep 17 00:00:00 2001 +From: Michal Kubecek <mkubecek@suse.cz> +Date: Mon, 31 Dec 2018 00:11:35 +0100 +Subject: [PATCH] vmmon: totalram_pages is a function since 5.0 + +Since commit ca79b0c211af ("mm: convert totalram_pages and totalhigh_pages +variables to atomic") in v5.0-rc1, totalram_pages() is an accessor function +and the actual variable is an atomic. +--- + vmmon-only/linux/hostif.c | 18 ++++++++++-------- + 1 file changed, 10 insertions(+), 8 deletions(-) + +diff --git a/vmmon-only/linux/hostif.c b/vmmon-only/linux/hostif.c +index af4b1d9..d32653c 100644 +--- a/vmmon-only/linux/hostif.c ++++ b/vmmon-only/linux/hostif.c +@@ -180,6 +180,15 @@ static void UnlockEntry(void *clientData, MemTrackEntry *entryPtr); + uint8 monitorIPIVector; + uint8 hvIPIVector; + ++static unsigned long compat_totalram_pages(void) ++{ ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 0, 0) ++ return totalram_pages; ++#else ++ return totalram_pages(); ++#endif ++} ++ + /* + *----------------------------------------------------------------------------- + * +@@ -1494,14 +1503,7 @@ unsigned int + HostIF_EstimateLockedPageLimit(const VMDriver* vm, // IN + unsigned int currentlyLockedPages) // IN + { +- /* +- * This variable is available and exported to modules, +- * since at least 2.6.0. +- */ +- +- extern unsigned long totalram_pages; +- +- unsigned int totalPhysicalPages = totalram_pages; ++ unsigned int totalPhysicalPages = compat_totalram_pages(); + + /* + * Use the memory information linux exports as of late for a more +From 97d03d41984a0ade064fa6ac0400eb61de7929ff Mon Sep 17 00:00:00 2001 +From: Michal Kubecek <mkubecek@suse.cz> +Date: Mon, 31 Dec 2018 00:15:11 +0100 +Subject: [PATCH] vmmon: bring back the do_gettimeofday() helper + +The do_gettimeofday() helper was removed by commit e4b92b108c6c +("timekeeping: remove obsolete time accessors") in v5.0-rc1. Bring it back +for users in vmmon-only/linux/hostif.c. + +This feels like a quick and clumsy band aid to allow build with post-4.20 +kernels. On a closer look, the whole gymnastics around uptimeState and +HostIFReadUptimeWork() with jiffies and wall time checking and correcting +each other seems to be a workaround for an absence of high resolution +monotonic time. Considering ktime_get_ts64() is available since 3.17 and +before that, ktime_get_ts() since 2.6.17, perhaps the time has come to +clean all this machinery up. But something like this would be beyond the +scope of this repository. +--- + vmmon-only/linux/hostif.c | 11 +++++++++++ + 1 file changed, 11 insertions(+) + +diff --git a/vmmon-only/linux/hostif.c b/vmmon-only/linux/hostif.c +index d32653c..cf4197b 100644 +--- a/vmmon-only/linux/hostif.c ++++ b/vmmon-only/linux/hostif.c +@@ -189,6 +189,17 @@ static unsigned long compat_totalram_pages(void) + #endif + } + ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 0, 0) ++static void do_gettimeofday(struct timeval *tv) ++{ ++ struct timespec64 now; ++ ++ ktime_get_real_ts64(&now); ++ tv->tv_sec = now.tv_sec; ++ tv->tv_usec = now.tv_nsec / 1000; ++} ++#endif ++ + /* + *----------------------------------------------------------------------------- + * +From 92b90ac11baf215ba73cb94e5aebf0576f1966a0 Mon Sep 17 00:00:00 2001 +From: Michal Kubecek <mkubecek@suse.cz> +Date: Sat, 5 Jan 2019 01:54:57 +0100 +Subject: [PATCH] modules: handle access_ok() with two arguments + +Since commit 96d4f267e40f ("Remove 'type' argument from access_ok() +function") in v5.0-rc1, the type argument of access_ok() was dropped. +The same commit also dropped macros VERIFY_READ and VERIFY_WRITE so check +for their existence on pre-5.0 kernels to allow build against kernels with +this change backported. +--- + vmmon-only/linux/hostif.c | 8 +++++++- + vmnet-only/userif.c | 8 +++++++- + 2 files changed, 14 insertions(+), 2 deletions(-) + +diff --git a/vmmon-only/linux/hostif.c b/vmmon-only/linux/hostif.c +index cf4197b..ef88a22 100644 +--- a/vmmon-only/linux/hostif.c ++++ b/vmmon-only/linux/hostif.c +@@ -200,6 +200,12 @@ static void do_gettimeofday(struct timeval *tv) + } + #endif + ++#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 0, 0) && defined(VERIFY_WRITE) ++ #define write_access_ok(addr, size) access_ok(VERIFY_WRITE, addr, size) ++#else ++ #define write_access_ok(addr, size) access_ok(addr, size) ++#endif ++ + /* + *----------------------------------------------------------------------------- + * +@@ -3213,7 +3219,7 @@ HostIF_MapUserMem(VA addr, // IN: User memory virtual address + + ASSERT(handle); + +- if (!access_ok(VERIFY_WRITE, p, size)) { ++ if (!write_access_ok(p, size)) { + printk(KERN_ERR "%s: Couldn't verify write to uva 0x%p with size %" + FMTSZ"u\n", __func__, p, size); + |