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Commit 4ff52b4d authored by Anton Blanchard's avatar Anton Blanchard Committed by Michael Ellerman
Browse files

powerpc/pseries: Use dump_stack instead of show_stack 



We can use the simpler dump_stack() instead of
show_stack(current, __get_SP())

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent acf620ec

arch/powerpc/platforms/pseries/iommu.c

+5 −6
Original line number Diff line number Diff line
@@ -30,7 +30,6 @@ 
#include <linux/mm.h>

#include <linux/memblock.h>

#include <linux/spinlock.h>

#include <linux/sched.h>	/* for show_stack */

#include <linux/string.h>

#include <linux/pci.h>

#include <linux/dma-mapping.h>
@@ -168,7 +167,7 @@ static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum, 
			printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);

			printk("\ttcenum  = 0x%llx\n", (u64)tcenum);

			printk("\ttce val = 0x%llx\n", tce );

			show_stack(current, (unsigned long *)__get_SP());

			dump_stack();

		}



		tcenum++;
@@ -257,7 +256,7 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum, 
		printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);

		printk("\tnpages  = 0x%llx\n", (u64)npages);

		printk("\ttce[0] val = 0x%llx\n", tcep[0]);

		show_stack(current, (unsigned long *)__get_SP());

		dump_stack();

	}

	return ret;

}
@@ -273,7 +272,7 @@ static void tce_free_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages 
			printk("tce_free_pSeriesLP: plpar_tce_put failed. rc=%lld\n", rc);

			printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);

			printk("\ttcenum  = 0x%llx\n", (u64)tcenum);

			show_stack(current, (unsigned long *)__get_SP());

			dump_stack();

		}



		tcenum++;
@@ -292,7 +291,7 @@ static void tce_freemulti_pSeriesLP(struct iommu_table *tbl, long tcenum, long n 
		printk("\trc      = %lld\n", rc);

		printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);

		printk("\tnpages  = 0x%llx\n", (u64)npages);

		show_stack(current, (unsigned long *)__get_SP());

		dump_stack();

	}

}
@@ -307,7 +306,7 @@ static unsigned long tce_get_pSeriesLP(struct iommu_table *tbl, long tcenum) 
		printk("tce_get_pSeriesLP: plpar_tce_get failed. rc=%lld\n", rc);

		printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);

		printk("\ttcenum  = 0x%llx\n", (u64)tcenum);

		show_stack(current, (unsigned long *)__get_SP());

		dump_stack();

	}



	return tce_ret;