The patch titled
EDAC: Fix in e752x mc driver
has been added to the -mm tree. Its filename is
edac-fix-in-e752x-mc-driver.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: EDAC: Fix in e752x mc driver
From: Mike Chan <mikechan@xxxxxxxxxx>
This fix/change returns the offset into the page for the ce/ue error, instead
of just 0. The e752x dram controller reads 34:6 of the linear address with
the error.
Signed-off-by: Mike Chan <mikechan@xxxxxxxxxx>
Signed-off-by: doug thompson <norsk5@xxxxxxxxxxxx>
Acked-by: Alan Cox <alan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/edac/e752x_edac.c | 17 +++++++++++------
1 files changed, 11 insertions(+), 6 deletions(-)
diff -puN drivers/edac/e752x_edac.c~edac-fix-in-e752x-mc-driver drivers/edac/e752x_edac.c
--- a/drivers/edac/e752x_edac.c~edac-fix-in-e752x-mc-driver
+++ a/drivers/edac/e752x_edac.c
@@ -285,8 +285,9 @@ static void do_process_ce(struct mem_ctl
if (!pvt->map_type)
row = 7 - row;
- edac_mc_handle_ce(mci, page, 0, sec1_syndrome, row, channel,
- "e752x CE");
+ /* e752x mc reads 34:6 of the DRAM linear address */
+ edac_mc_handle_ce(mci, page, offset_in_page(sec1_add << 4),
+ sec1_syndrome, row, channel, "e752x CE");
}
static inline void process_ce(struct mem_ctl_info *mci, u16 error_one,
@@ -319,8 +320,10 @@ static void do_process_ue(struct mem_ctl
((block_page >> 1) & 3) :
edac_mc_find_csrow_by_page(mci, block_page);
- edac_mc_handle_ue(mci, block_page, 0, row,
- "e752x UE from Read");
+ /* e752x mc reads 34:6 of the DRAM linear address */
+ edac_mc_handle_ue(mci, block_page,
+ offset_in_page(error_2b << 4),
+ row, "e752x UE from Read");
}
if (error_one & 0x0404) {
error_2b = scrb_add;
@@ -333,8 +336,10 @@ static void do_process_ue(struct mem_ctl
((block_page >> 1) & 3) :
edac_mc_find_csrow_by_page(mci, block_page);
- edac_mc_handle_ue(mci, block_page, 0, row,
- "e752x UE from Scruber");
+ /* e752x mc reads 34:6 of the DRAM linear address */
+ edac_mc_handle_ue(mci, block_page,
+ offset_in_page(error_2b << 4),
+ row, "e752x UE from Scruber");
}
}
_
Patches currently in -mm which might be from mikechan@xxxxxxxxxx are
edac-fix-in-e752x-mc-driver.patch
-
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