Changeset 7473807 in mainline for kernel/genarch/src

Timestamp:

2018-05-11T20:22:42Z (7 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d2c5159

Parents:

ae89656

Message:

Use atomic malloc allocations

We can safely use atomic allocations in places that use the non-failing
version of malloc(), but test the return value anyway. And also in some
places that can afford to return failure but did not because of comfort.

Location:

kernel/genarch/src

Files:

• drivers/ega/ega.c (modified) (1 diff)
• fb/fb.c (modified) (3 diffs)

kernel/genarch/src/drivers/ega/ega.c

@@ -609 +609 @@
         }
 
-        instance->backbuf = (uint8_t *) malloc(EGA_VRAM_SIZE, 0);
+        instance->backbuf = (uint8_t *) malloc(EGA_VRAM_SIZE, FRAME_ATOMIC);
         if (!instance->backbuf) {
                 LOG("Unable to allocate backbuffer.");

kernel/genarch/src/fb/fb.c

@@ -618 +618 @@
         }
 
-        instance->backbuf = (uint16_t *) malloc(bbsize, 0);
+        instance->backbuf = (uint16_t *) malloc(bbsize, FRAME_ATOMIC);
         if (!instance->backbuf) {
                 LOG("Unable to allocate backbuffer.");
@@ -626 +626 @@
         }
 
-        instance->glyphs = (uint8_t *) malloc(glyphsize, 0);
+        instance->glyphs = (uint8_t *) malloc(glyphsize, FRAME_ATOMIC);
         if (!instance->glyphs) {
                 LOG("Unable to allocate glyphs.");
@@ -635 +635 @@
         }
 
-        instance->bgscan = malloc(instance->bgscanbytes, 0);
+        instance->bgscan = malloc(instance->bgscanbytes, FRAME_ATOMIC);
         if (!instance->bgscan) {
                 LOG("Unable to allocate background pixel.");