The patch titled
gru: add symbolic names for GRU error code
has been removed from the -mm tree. Its filename was
gru-add-symbolic-names-for-gru-error-code.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: gru: add symbolic names for GRU error code
From: Jack Steiner <steiner@xxxxxxx>
Use symbol names instead of numbers for error return values for the vtop
functions.
Signed-off-by: Jack Steiner <steiner@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/misc/sgi-gru/grufault.c | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)
diff -puN drivers/misc/sgi-gru/grufault.c~gru-add-symbolic-names-for-gru-error-code drivers/misc/sgi-gru/grufault.c
--- a/drivers/misc/sgi-gru/grufault.c~gru-add-symbolic-names-for-gru-error-code
+++ a/drivers/misc/sgi-gru/grufault.c
@@ -40,6 +40,12 @@
#include "gru_instructions.h"
#include <asm/uv/uv_hub.h>
+/* Return codes for vtop functions */
+#define VTOP_SUCCESS 0
+#define VTOP_INVALID -1
+#define VTOP_RETRY -2
+
+
/*
* Test if a physical address is a valid GRU GSEG address
*/
@@ -280,12 +286,12 @@ static int gru_vtop(struct gru_thread_st
paddr = paddr & ~((1UL << ps) - 1);
*gpa = uv_soc_phys_ram_to_gpa(paddr);
*pageshift = ps;
- return 0;
+ return VTOP_SUCCESS;
inval:
- return -1;
+ return VTOP_INVALID;
upm:
- return -2;
+ return VTOP_RETRY;
}
@@ -412,9 +418,9 @@ static int gru_try_dropin(struct gru_thr
goto failactive;
ret = gru_vtop(gts, vaddr, write, atomic, &gpa, &pageshift);
- if (ret == -1)
+ if (ret == VTOP_INVALID)
goto failinval;
- if (ret == -2)
+ if (ret == VTOP_RETRY)
goto failupm;
if (!(gts->ts_sizeavail & GRU_SIZEAVAIL(pageshift))) {
_
Patches currently in -mm which might be from steiner@xxxxxxx are
origin.patch
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