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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 22 of 25] libxc: osdep: Use XC_PAGE_{SHIFT, MASK}
# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1291369007 0
# Node ID fd025a5043072ae2684f55e5c4ffdb86f6cda042
# Parent ba7854a6f15b606a5285a786597bbdb452c9d360
libxc: osdep: Use XC_PAGE_{SHIFT,MASK}.
Avoid dependency on xc_private.h
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
diff -r ba7854a6f15b -r fd025a504307 tools/libxc/xc_linux.c
--- a/tools/libxc/xc_linux.c Fri Dec 03 09:36:47 2010 +0000
+++ b/tools/libxc/xc_linux.c Fri Dec 03 09:36:47 2010 +0000
@@ -110,7 +110,7 @@ static void *linux_privcmd_map_foreign_b
void *addr;
int rc;
- addr = mmap(NULL, num << PAGE_SHIFT, prot, MAP_SHARED, fd, 0);
+ addr = mmap(NULL, num << XC_PAGE_SHIFT, prot, MAP_SHARED, fd, 0);
if ( addr == MAP_FAILED )
{
PERROR("xc_map_foreign_batch: mmap failed");
@@ -132,7 +132,7 @@ static void *linux_privcmd_map_foreign_b
if ( (arr[i] & XEN_DOMCTL_PFINFO_LTAB_MASK) ==
XEN_DOMCTL_PFINFO_PAGEDTAB )
{
- unsigned long paged_addr = (unsigned long)addr + (i <<
PAGE_SHIFT);
+ unsigned long paged_addr = (unsigned long)addr + (i <<
XC_PAGE_SHIFT);
rc = xc_map_foreign_batch_single(fd, dom, &arr[i],
paged_addr);
if ( rc < 0 )
@@ -146,7 +146,7 @@ static void *linux_privcmd_map_foreign_b
{
int saved_errno = errno;
PERROR("xc_map_foreign_batch: ioctl failed");
- (void)munmap(addr, num << PAGE_SHIFT);
+ (void)munmap(addr, num << XC_PAGE_SHIFT);
errno = saved_errno;
return NULL;
}
@@ -164,7 +164,7 @@ static void *linux_privcmd_map_foreign_b
unsigned int i;
int rc;
- addr = mmap(NULL, (unsigned long)num << PAGE_SHIFT, prot, MAP_SHARED,
+ addr = mmap(NULL, (unsigned long)num << XC_PAGE_SHIFT, prot, MAP_SHARED,
fd, 0);
if ( addr == MAP_FAILED )
{
@@ -189,7 +189,7 @@ static void *linux_privcmd_map_foreign_b
ioctlx.num = 1;
ioctlx.dom = dom;
- ioctlx.addr = (unsigned long)addr + ((unsigned long)i<<PAGE_SHIFT);
+ ioctlx.addr = (unsigned long)addr + ((unsigned
long)i<<XC_PAGE_SHIFT);
ioctlx.arr = arr + i;
ioctlx.err = err + i;
do {
@@ -239,7 +239,7 @@ static void *linux_privcmd_map_foreign_b
continue;
}
rc = xc_map_foreign_batch_single(fd, dom, pfn + i,
- (unsigned long)addr + ((unsigned long)i<<PAGE_SHIFT));
+ (unsigned long)addr + ((unsigned
long)i<<XC_PAGE_SHIFT));
if ( rc < 0 )
{
rc = -errno;
@@ -273,7 +273,7 @@ static void *linux_privcmd_map_foreign_b
int saved_errno = errno;
PERROR("xc_map_foreign_bulk: ioctl failed");
- (void)munmap(addr, (unsigned long)num << PAGE_SHIFT);
+ (void)munmap(addr, (unsigned long)num << XC_PAGE_SHIFT);
errno = saved_errno;
return NULL;
}
@@ -290,7 +290,7 @@ static void *linux_privcmd_map_foreign_r
int i;
void *ret;
- num = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ num = (size + XC_PAGE_SIZE - 1) >> XC_PAGE_SHIFT;
arr = calloc(num, sizeof(xen_pfn_t));
for ( i = 0; i < num; i++ )
@@ -313,7 +313,7 @@ static void *linux_privcmd_map_foreign_r
int j;
void *ret;
- num_per_entry = chunksize >> PAGE_SHIFT;
+ num_per_entry = chunksize >> XC_PAGE_SHIFT;
num = num_per_entry * nentries;
arr = calloc(num, sizeof(xen_pfn_t));
@@ -474,7 +474,7 @@ void discard_file_cache(xc_interface *xc
{
if ( (cur = lseek(fd, 0, SEEK_CUR)) == (off_t)-1 )
cur = 0;
- cur &= ~(PAGE_SIZE-1);
+ cur &= ~(XC_PAGE_SIZE-1);
}
/* Discard from the buffer cache. */
@@ -521,7 +521,7 @@ static void *linux_gnttab_map_grant_ref(
}
mmap_again:
- addr = mmap(NULL, PAGE_SIZE, prot, MAP_SHARED, fd, map.index);
+ addr = mmap(NULL, XC_PAGE_SIZE, prot, MAP_SHARED, fd, map.index);
if ( addr == MAP_FAILED )
{
int saved_errno = errno;
@@ -572,7 +572,7 @@ static void *do_gnttab_map_grant_refs(xc
goto out;
}
- addr = mmap(NULL, PAGE_SIZE * count, prot, MAP_SHARED, fd,
+ addr = mmap(NULL, XC_PAGE_SIZE * count, prot, MAP_SHARED, fd,
map->index);
if ( addr == MAP_FAILED )
{
diff -r ba7854a6f15b -r fd025a504307 tools/libxc/xc_minios.c
--- a/tools/libxc/xc_minios.c Fri Dec 03 09:36:47 2010 +0000
+++ b/tools/libxc/xc_minios.c Fri Dec 03 09:36:47 2010 +0000
@@ -169,11 +169,11 @@ static void *minios_privcmd_map_foreign_
pt_prot = L1_PROT;
#endif
- mfns = malloc((size / PAGE_SIZE) * sizeof(*mfns));
+ mfns = malloc((size / XC_PAGE_SIZE) * sizeof(*mfns));
n = 0;
for (i = 0; i < nentries; i++)
- for (j = 0; j < chunksize / PAGE_SIZE; j++)
+ for (j = 0; j < chunksize / XC_PAGE_SIZE; j++)
mfns[n++] = entries[i].mfn + j;
ret = map_frames_ex(mfns, n, 1, 0, 1, dom, NULL, pt_prot);
diff -r ba7854a6f15b -r fd025a504307 tools/libxc/xc_netbsd.c
--- a/tools/libxc/xc_netbsd.c Fri Dec 03 09:36:47 2010 +0000
+++ b/tools/libxc/xc_netbsd.c Fri Dec 03 09:36:47 2010 +0000
@@ -84,7 +84,7 @@ static void *netbsd_privcmd_map_foreign_
int fd = (int)h;
privcmd_mmapbatch_t ioctlx;
void *addr;
- addr = mmap(NULL, num*PAGE_SIZE, prot, MAP_ANON | MAP_SHARED, -1, 0);
+ addr = mmap(NULL, num*XC_PAGE_SIZE, prot, MAP_ANON | MAP_SHARED, -1, 0);
if ( addr == MAP_FAILED ) {
PERROR("xc_map_foreign_batch: mmap failed");
return NULL;
@@ -98,7 +98,7 @@ static void *netbsd_privcmd_map_foreign_
{
int saved_errno = errno;
PERROR("xc_map_foreign_batch: ioctl failed");
- (void)munmap(addr, num*PAGE_SIZE);
+ (void)munmap(addr, num*XC_PAGE_SIZE);
errno = saved_errno;
return NULL;
}
@@ -126,7 +126,7 @@ static void *netbsd_privcmd_map_foreign_
ioctlx.entry=&entry;
entry.va=(unsigned long) addr;
entry.mfn=mfn;
- entry.npages=(size+PAGE_SIZE-1)>>PAGE_SHIFT;
+ entry.npages=(size+XC_PAGE_SIZE-1)>>XC_PAGE_SHIFT;
if ( ioctl(fd, IOCTL_PRIVCMD_MMAP, &ioctlx) < 0 )
{
int saved_errno = errno;
@@ -154,7 +154,7 @@ static void *netbsd_privcmd_map_foreign_
for (i = 0; i < nentries; i++) {
entries[i].va = (uintptr_t)addr + (i * chunksize);
- entries[i].npages = chunksize >> PAGE_SHIFT;
+ entries[i].npages = chunksize >> XC_PAGE_SHIFT;
}
ioctlx.num = nentries;
diff -r ba7854a6f15b -r fd025a504307 tools/libxc/xc_private.h
--- a/tools/libxc/xc_private.h Fri Dec 03 09:36:47 2010 +0000
+++ b/tools/libxc/xc_private.h Fri Dec 03 09:36:47 2010 +0000
@@ -53,8 +53,8 @@
#undef PAGE_SIZE
#undef PAGE_MASK
#define PAGE_SHIFT XC_PAGE_SHIFT
-#define PAGE_SIZE (1UL << PAGE_SHIFT)
-#define PAGE_MASK (~(PAGE_SIZE-1))
+#define PAGE_SIZE XC_PAGE_SIZE
+#define PAGE_MASK XC_PAGE_MASK
/* Force a compilation error if condition is true */
#define XC_BUILD_BUG_ON(p) ((void)sizeof(struct { int:-!!(p); }))
diff -r ba7854a6f15b -r fd025a504307 tools/libxc/xc_solaris.c
--- a/tools/libxc/xc_solaris.c Fri Dec 03 09:36:47 2010 +0000
+++ b/tools/libxc/xc_solaris.c Fri Dec 03 09:36:47 2010 +0000
@@ -80,7 +80,7 @@ static void *solaris_privcmd_map_foreign
int fd = (int)h;
privcmd_mmapbatch_t ioctlx;
void *addr;
- addr = mmap(NULL, num*PAGE_SIZE, prot, MAP_SHARED, fd, 0);
+ addr = mmap(NULL, num*XC_PAGE_SIZE, prot, MAP_SHARED, fd, 0);
if ( addr == MAP_FAILED )
return NULL;
@@ -92,7 +92,7 @@ static void *solaris_privcmd_map_foreign
{
int saved_errno = errno;
PERROR("XXXXXXXX");
- (void)munmap(addr, num*PAGE_SIZE);
+ (void)munmap(addr, num*XC_PAGE_SIZE);
errno = saved_errno;
return NULL;
}
@@ -118,7 +118,7 @@ static void *xc_map_foreign_range(xc_int
ioctlx.entry=&entry;
entry.va=(unsigned long) addr;
entry.mfn=mfn;
- entry.npages=(size+PAGE_SIZE-1)>>PAGE_SHIFT;
+ entry.npages=(size+XC_PAGE_SIZE-1)>>XC_PAGE_SHIFT;
if ( ioctl(fd, IOCTL_PRIVCMD_MMAP, &ioctlx) < 0 )
{
int saved_errno = errno;
@@ -145,7 +145,7 @@ static void *solaric_privcmd_map_foreign
for (i = 0; i < nentries; i++) {
entries[i].va = (uintptr_t)addr + (i * chunksize);
- entries[i].npages = chunksize >> PAGE_SHIFT;
+ entries[i].npages = chunksize >> XC_PAGE_SHIFT;
}
ioctlx.num = nentries;
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