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smoverlay/app-emulation/vmware-modules/files/329-vmci.patch

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diff --git a/vmci-only/Makefile b/vmci-only/Makefile
index c630705..18357e5 100644
--- a/vmci-only/Makefile
+++ b/vmci-only/Makefile
@@ -43,7 +43,11 @@ INCLUDE += -I$(SRCROOT)/shared
endif
+ifdef KVERSION
+VM_UNAME = $(KVERSION)
+else
VM_UNAME = $(shell uname -r)
+endif
# Header directory for the running kernel
ifdef LINUXINCLUDE
diff --git a/vmci-only/Makefile.kernel b/vmci-only/Makefile.kernel
index 8e6e7d0..28eb503 100644
--- a/vmci-only/Makefile.kernel
+++ b/vmci-only/Makefile.kernel
@@ -21,7 +21,7 @@ CC_OPTS += -DVMCI
INCLUDE += -I$(SRCROOT)/shared -I$(SRCROOT)/common -I$(SRCROOT)/linux
-EXTRA_CFLAGS := $(CC_OPTS) $(INCLUDE)
+EXTRA_CFLAGS := $(CC_OPTS) $(INCLUDE) $(LINUXINCLUDE)
obj-m += $(DRIVER).o
diff --git a/vmci-only/linux/driver.c b/vmci-only/linux/driver.c
index f676166..9e42f3f 100644
--- a/vmci-only/linux/driver.c
+++ b/vmci-only/linux/driver.c
@@ -26,6 +26,7 @@
#include <linux/file.h>
#include <linux/fs.h>
+#include <linux/vmalloc.h>
#include <linux/init.h>
#if defined(__x86_64__) && LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 12)
# include <linux/ioctl32.h>
@@ -1466,12 +1467,19 @@ VMCIUserVALockPage(VA addr) // IN:
int retval;
down_read(&current->mm->mmap_sem);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
- retval = get_user_pages(addr, 1, 1, 0, &page, NULL);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 99)
+ retval = get_user_pages(addr,
#else
retval = get_user_pages(current, current->mm, addr,
- 1, 1, 0, &page, NULL);
#endif
+ 1,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
+ 1, 0,
+#else
+ FOLL_WRITE,
+#endif
+ &page, NULL);
+
up_read(&current->mm->mmap_sem);
if (retval != 1) {
@@ -1686,7 +1694,11 @@ vmci_guest_init(void)
/* This should be last to make sure we are done initializing. */
retval = pci_register_driver(&vmci_driver);
if (retval < 0) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0)
vfree(data_buffer);
+#else
+ kvfree(data_buffer);
+#endif
data_buffer = NULL;
return retval;
}
@@ -1722,12 +1734,25 @@
vmci_dev.msix_entries[i].vector = i;
}
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
result = pci_enable_msix(pdev, vmci_dev.msix_entries, VMCI_MAX_INTRS);
if (!result) {
vmci_dev.exclusive_vectors = TRUE;
} else if (result > 0) {
result = pci_enable_msix(pdev, vmci_dev.msix_entries, 1);
}
+#else
+ result = pci_enable_msix_range(pdev, vmci_dev.msix_entries, VMCI_MAX_INTRS,
+ VMCI_MAX_INTRS);
+ if (result > 0) {
+ vmci_dev.exclusive_vectors = TRUE;
+ } else if (result == -ENOSPC) {
+ result = pci_enable_msix_range(pdev, vmci_dev.msix_entries, 1, 1);
+ }
+
+ if (result > 0)
+ result = 0;
+#endif
return result;
}
@@ -2480,7 +2505,11 @@ vmci_exit(void)
if (guestDeviceInit) {
pci_unregister_driver(&vmci_driver);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0)
vfree(data_buffer);
+#else
+ kvfree(data_buffer);
+#endif
data_buffer = NULL;
guestDeviceInit = FALSE;
}
@@ -2490,7 +2519,7 @@ vmci_exit(void)
VMCI_HostCleanup();
- retval = misc_deregister(&linuxState.misc);
+ retval = compat_misc_deregister(&linuxState.misc);
if (retval) {
Warning(LGPFX "Module %s: error unregistering\n", VMCI_MODULE_NAME);
} else {
diff --git a/vmci-only/linux/vmciKernelIf.c b/vmci-only/linux/vmciKernelIf.c
index 3fba8b6..1836442 100644
--- a/vmci-only/linux/vmciKernelIf.c
+++ b/vmci-only/linux/vmciKernelIf.c
@@ -40,6 +40,10 @@
#include <linux/socket.h> /* For memcpy_{to,from}iovec(). */
#include <linux/vmalloc.h>
#include <linux/wait.h>
+#include <linux/skbuff.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 99)
+#include <linux/sched/signal.h>
+#endif
#include "compat_highmem.h"
#include "compat_interrupt.h"
@@ -1198,16 +1199,29 @@ __VMCIMemcpyToQueue(VMCIQueue *queue, // OUT:
}
if (isIovec) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
struct iovec *iov = (struct iovec *)src;
+#else
+ struct msghdr *msg = (struct msghdr *)src;
+#endif
int err;
/* The iovec will track bytesCopied internally. */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
err = memcpy_fromiovec((uint8 *)va + pageOffset, iov, toCopy);
+#else
+ err = memcpy_from_msg((uint8 *)va + pageOffset, msg, toCopy);
+#endif
if (err != 0) {
if (kernelIf->host) {
kunmap(kernelIf->u.h.page[pageIndex]);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
}
return VMCI_ERROR_INVALID_ARGS;
+#else
+ return VMCI_ERROR_INVALID_ARGS;
+ }
+#endif
}
} else {
memcpy((uint8 *)va + pageOffset, (uint8 *)src + bytesCopied, toCopy);
@@ -1273,11 +1287,19 @@ __VMCIMemcpyFromQueue(void *dest, // OUT:
}
if (isIovec) {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
struct iovec *iov = (struct iovec *)dest;
+#else
+ struct msghdr *msg = (struct msghdr *)dest;
+#endif
int err;
/* The iovec will track bytesCopied internally. */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 19, 0)
err = memcpy_toiovec(iov, (uint8 *)va + pageOffset, toCopy);
+#else
+ err = memcpy_to_msg(msg, (uint8 *)va + pageOffset, toCopy);
+#endif
if (err != 0) {
if (kernelIf->host) {
kunmap(kernelIf->u.h.page[pageIndex]);
@@ -1834,7 +1856,11 @@ VMCIReleasePages(struct page **pages, // IN
if (dirty) {
set_page_dirty(pages[i]);
}
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 99)
+ put_page(pages[i]);
+#else
page_cache_release(pages[i]);
+#endif
pages[i] = NULL;
}
}
@@ -2048,21 +2074,22 @@ VMCIHost_GetUserMemory(VA64 produceUVA, // IN
int err = VMCI_SUCCESS;
down_write(&current->mm->mmap_sem);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 99)
retval = get_user_pages((VA)produceUVA,
- produceQ->kernelIf->numPages,
- 1, 0,
- produceQ->kernelIf->u.h.headerPage,
- NULL);
#else
retval = get_user_pages(current,
current->mm,
(VA)produceUVA,
+#endif
produceQ->kernelIf->numPages,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
1, 0,
+#else
+ FOLL_WRITE,
+#endif
produceQ->kernelIf->u.h.headerPage,
NULL);
-#endif
+
if (retval < produceQ->kernelIf->numPages) {
Log("get_user_pages(produce) failed (retval=%d)\n", retval);
VMCIReleasePages(produceQ->kernelIf->u.h.headerPage, retval, FALSE);
@@ -2070,11 +2097,19 @@ VMCIHost_GetUserMemory(VA64 produceUVA, // IN
goto out;
}
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 99)
+ retval = get_user_pages((VA)consumeUVA,
+#else
retval = get_user_pages(current,
current->mm,
(VA)consumeUVA,
+#endif
consumeQ->kernelIf->numPages,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
1, 0,
+#else
+ FOLL_WRITE,
+#endif
consumeQ->kernelIf->u.h.headerPage,
NULL);
if (retval < consumeQ->kernelIf->numPages) {
diff --git a/vmci-only/shared/compat_module.h b/vmci-only/shared/compat_module.h
index 2af7372..729aedc 100644
--- a/vmci-only/shared/compat_module.h
+++ b/vmci-only/shared/compat_module.h
@@ -80,4 +80,13 @@ static const char __module_cat(tag, __LINE__)[] \
typedef int compat_mod_param_bool;
#endif
+/*
+ * Linux kernel >= 4.2.99 does not return anything from misc_deregister
+ */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 2, 99)
+#define compat_misc_deregister(misc) misc_deregister(misc)
+#else
+#define compat_misc_deregister(misc) ({misc_deregister(misc);0;})
+#endif
+
#endif /* __COMPAT_MODULE_H__ */
diff --git a/vmci-only/shared/vm_device_version.h b/vmci-only/shared/vm_device_version.h
index e2cb477..3dd7097 100644
--- a/vmci-only/shared/vm_device_version.h
+++ b/vmci-only/shared/vm_device_version.h
@@ -53,7 +53,9 @@
* VMware HD Audio codec
* VMware HD Audio controller
*/
+#ifndef PCI_VENDOR_ID_VMWARE
#define PCI_VENDOR_ID_VMWARE 0x15AD
+#endif
#define PCI_DEVICE_ID_VMWARE_SVGA2 0x0405
#define PCI_DEVICE_ID_VMWARE_SVGA 0x0710
#define PCI_DEVICE_ID_VMWARE_VGA 0x0711
diff --git a/vmci-only/shared/vmci_kernel_if.h b/vmci-only/shared/vmci_kernel_if.h
index 9def671..082fe59 100644
--- a/vmci-only/shared/vmci_kernel_if.h
+++ b/vmci-only/shared/vmci_kernel_if.h
@@ -100,7 +100,7 @@
typedef Semaphore VMCIEvent;
typedef Semaphore VMCIMutex;
typedef World_ID VMCIHostVmID;
- typedef uint32 VMCIHostUser;
+ typedef uint32_t VMCIHostUser;
typedef PPN *VMCIQPGuestMem;
#elif defined(__linux__)
typedef spinlock_t VMCILock;
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