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| author | Mike Chan <mikechan@google.com> | 2007-02-12 00:53:06 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 09:48:32 -0800 |
| commit | 84db003f249ddbcde1666376b4e3bbe9ee2c7c0c (patch) | |
| tree | f2f44a1a33afbcd1d1cf8cbb4a9dcb598d736361 /drivers/edac/e752x_edac.c | |
| parent | 9962fd017becf944d671da498ccaaea570452206 (diff) | |
| download | op-kernel-dev-84db003f249ddbcde1666376b4e3bbe9ee2c7c0c.zip op-kernel-dev-84db003f249ddbcde1666376b4e3bbe9ee2c7c0c.tar.gz | |
[PATCH] EDAC: Fix in e752x mc driver
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@google.com>
Signed-off-by: doug thompson <norsk5@xmission.com>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/edac/e752x_edac.c')
| -rw-r--r-- | drivers/edac/e752x_edac.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c index 9abfc0d..8bcc887 100644 --- a/drivers/edac/e752x_edac.c +++ b/drivers/edac/e752x_edac.c @@ -285,8 +285,9 @@ static void do_process_ce(struct mem_ctl_info *mci, u16 error_one, 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_info *mci, u16 error_one, ((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_info *mci, u16 error_one, ((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"); } } |
