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authorKonstantin Khorenko <khorenko@virtuozzo.com>2019-02-08 21:24:45 +0300
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2019-02-08 21:24:45 +0300
commit23cd78e28a7b17528f44933edb93e93ba082138c (patch)
treea116fbc17bd76ab3474723c3f56644550c2a2851 /drivers/video
parent8e71fa5e4d86bedfd26df85381d65d6b4c860020 (diff)
downloadlinux-23cd78e28a7b17528f44933edb93e93ba082138c.tar.xz
fbcon: use kvmalloc() for scrollback buffer
Scrollback frame buffer is rather big - 32K, so it requires 3rd order page, so let's use kvmalloc() instead of ordinary kmalloc() for it. Signed-off-by: Konstantin Khorenko <khorenko@virtuozzo.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/core/fbcon.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index bfa1360ec750..fd430e6b4c63 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -999,7 +999,7 @@ static const char *fbcon_startup(void)
if (!softback_buf) {
softback_buf =
(unsigned long)
- kmalloc(fbcon_softback_size,
+ kvmalloc(fbcon_softback_size,
GFP_KERNEL);
if (!softback_buf) {
fbcon_softback_size = 0;
@@ -1008,7 +1008,7 @@ static const char *fbcon_startup(void)
}
} else {
if (softback_buf) {
- kfree((void *) softback_buf);
+ kvfree((void *) softback_buf);
softback_buf = 0;
softback_top = 0;
}
@@ -3672,7 +3672,7 @@ static void fbcon_exit(void)
}
#endif
- kfree((void *)softback_buf);
+ kvfree((void *)softback_buf);
softback_buf = 0UL;
for_each_registered_fb(i) {