修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/infiniband/hw/qib/qib_file_ops.c
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@@ -40,10 +40,10 @@
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 #include <linux/highmem.h>
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 #include <linux/io.h>
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 #include <linux/jiffies.h>
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-#include <asm/pgtable.h>
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 #include <linux/delay.h>
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 #include <linux/export.h>
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 #include <linux/uio.h>
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+#include <linux/pgtable.h>
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 #include <rdma/ib.h>
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@@ -343,7 +343,7 @@
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 	/* virtual address of first page in transfer */
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 	vaddr = ti->tidvaddr;
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-	if (!access_ok(VERIFY_WRITE, (void __user *) vaddr,
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+	if (!access_ok((void __user *) vaddr,
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 		       cnt * PAGE_SIZE)) {
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 		ret = -EFAULT;
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 		goto done;
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@@ -1142,7 +1142,7 @@
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 static void assign_ctxt_affinity(struct file *fp, struct qib_devdata *dd)
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 {
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 	struct qib_filedata *fd = fp->private_data;
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-	const unsigned int weight = cpumask_weight(&current->cpus_allowed);
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+	const unsigned int weight = current->nr_cpus_allowed;
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 	const struct cpumask *local_mask = cpumask_of_pcibus(dd->pcidev->bus);
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 	int local_cpu;
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@@ -1623,9 +1623,8 @@
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 		ret = find_free_ctxt(i_minor - 1, fp, uinfo);
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 	else {
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 		int unit;
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-		const unsigned int cpu = cpumask_first(&current->cpus_allowed);
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-		const unsigned int weight =
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-			cpumask_weight(&current->cpus_allowed);
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+		const unsigned int cpu = cpumask_first(current->cpus_ptr);
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+		const unsigned int weight = current->nr_cpus_allowed;
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 		if (weight == 1 && !test_bit(cpu, qib_cpulist))
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 			if (!find_hca(cpu, &unit) && unit >= 0)
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@@ -1790,7 +1789,6 @@
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 static int qib_close(struct inode *in, struct file *fp)
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 {
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-	int ret = 0;
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 	struct qib_filedata *fd;
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 	struct qib_ctxtdata *rcd;
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 	struct qib_devdata *dd;
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@@ -1874,7 +1872,7 @@
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 bail:
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 	kfree(fd);
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-	return ret;
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+	return 0;
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 }
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 static int qib_ctxt_info(struct file *fp, struct qib_ctxt_info __user *uinfo)