Messages in this thread | | | From | Felipe Balbi <> | Subject | Re: [PATCH v3 2/3] usb: xhci: Add DbC support in xHCI driver | Date | Tue, 14 Nov 2017 09:28:49 +0200 |
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Hi,
Mathias Nyman <mathias.nyman@linux.intel.com> writes: >> +static int dbc_buf_alloc(struct dbc_buf *db, unsigned int size) >> +{ >> + db->buf_buf = kzalloc(size, GFP_KERNEL); >> + if (!db->buf_buf) >> + return -ENOMEM; >> + >> + db->buf_size = size; >> + db->buf_put = db->buf_buf; >> + db->buf_get = db->buf_buf; >> + >> + return 0; >> +}
you may wanna have a look at kfifo.
-- balbi
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