From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukasz Majewski Date: Fri, 31 Jan 2014 13:16:24 +0100 Subject: [U-Boot] [PATCH 1/6] usb:gadget:ums: Replace malloc calls with memalign to fix cache buffer alignment In-Reply-To: <1391170589-14340-1-git-send-email-l.majewski@samsung.com> References: <1391170589-14340-1-git-send-email-l.majewski@samsung.com> Message-ID: <1391170589-14340-2-git-send-email-l.majewski@samsung.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Calls to malloc() have been replaced by memalign. It provides proper buffer alignment. Change-Id: Iffcf42082a125f848124bc84d1a95353493798a4 Signed-off-by: Lukasz Majewski Cc: Marek Vasut --- drivers/usb/gadget/f_mass_storage.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index b1fe8bd..f896169 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -2515,7 +2515,7 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common, buffhds_first_it: bh->inreq_busy = 0; bh->outreq_busy = 0; - bh->buf = kmalloc(FSG_BUFLEN, GFP_KERNEL); + bh->buf = memalign(CONFIG_SYS_CACHELINE_SIZE, FSG_BUFLEN); if (unlikely(!bh->buf)) { rc = -ENOMEM; goto error_release; @@ -2622,7 +2622,7 @@ usb_copy_descriptors(struct usb_descriptor_header **src) bytes += (*tmp)->bLength; bytes += (n_desc + 1) * sizeof(*tmp); - mem = kmalloc(bytes, GFP_KERNEL); + mem = memalign(CONFIG_SYS_CACHELINE_SIZE, bytes); if (!mem) return NULL; -- 1.7.10.4