qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PATCH 14/33] softmmu/physmem: Remove HOST_PAGE_ALIGN


From: Richard Henderson
Subject: [PATCH 14/33] softmmu/physmem: Remove HOST_PAGE_ALIGN
Date: Fri, 18 Aug 2023 10:12:08 -0700

Align allocation sizes to the maximum of host and target page sizes.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 softmmu/physmem.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/softmmu/physmem.c b/softmmu/physmem.c
index 6881b2d8f8..9eff0acb2f 100644
--- a/softmmu/physmem.c
+++ b/softmmu/physmem.c
@@ -1663,7 +1663,8 @@ int qemu_ram_resize(RAMBlock *block, ram_addr_t newsize, 
Error **errp)
 
     assert(block);
 
-    newsize = HOST_PAGE_ALIGN(newsize);
+    newsize = TARGET_PAGE_ALIGN(newsize);
+    newsize = REAL_HOST_PAGE_ALIGN(newsize);
 
     if (block->used_length == newsize) {
         /*
@@ -1898,7 +1899,9 @@ RAMBlock *qemu_ram_alloc_from_fd(ram_addr_t size, 
MemoryRegion *mr,
         return NULL;
     }
 
-    size = HOST_PAGE_ALIGN(size);
+    size = TARGET_PAGE_ALIGN(size);
+    size = REAL_HOST_PAGE_ALIGN(size);
+
     file_size = get_file_size(fd);
     if (file_size > offset && file_size < (offset + size)) {
         error_setg(errp, "backing store size 0x%" PRIx64
@@ -1976,13 +1979,17 @@ RAMBlock *qemu_ram_alloc_internal(ram_addr_t size, 
ram_addr_t max_size,
 {
     RAMBlock *new_block;
     Error *local_err = NULL;
+    int align;
 
     assert((ram_flags & ~(RAM_SHARED | RAM_RESIZEABLE | RAM_PREALLOC |
                           RAM_NORESERVE)) == 0);
     assert(!host ^ (ram_flags & RAM_PREALLOC));
 
-    size = HOST_PAGE_ALIGN(size);
-    max_size = HOST_PAGE_ALIGN(max_size);
+    align = qemu_real_host_page_size();
+    align = MAX(align, TARGET_PAGE_SIZE);
+    size = ROUND_UP(size, align);
+    max_size = ROUND_UP(max_size, align);
+
     new_block = g_malloc0(sizeof(*new_block));
     new_block->mr = mr;
     new_block->resized = resized;
-- 
2.34.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]