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| author | Jack Steiner <steiner@sgi.com> | 2009-04-02 16:59:11 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-02 19:05:07 -0700 |
| commit | 27ca8a7b2bdfb3e22e67fbd5df58e6b6f0bbcd48 (patch) | |
| tree | c7fbe657ba4d31b1977b7247dd7626414246a1c3 /drivers/misc/sgi-gru/grukservices.c | |
| parent | e1c3219d06447dab8a87b96df1211d158e21071e (diff) | |
| download | kernel_samsung_smdk4412-27ca8a7b2bdfb3e22e67fbd5df58e6b6f0bbcd48.zip kernel_samsung_smdk4412-27ca8a7b2bdfb3e22e67fbd5df58e6b6f0bbcd48.tar.gz kernel_samsung_smdk4412-27ca8a7b2bdfb3e22e67fbd5df58e6b6f0bbcd48.tar.bz2 | |
sgi-gru: fix bugs related to module unload of the GRU driver
Fix bugs related to module unload of the GRU driver.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-gru/grukservices.c')
| -rw-r--r-- | drivers/misc/sgi-gru/grukservices.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c index a371284..6b1efe4 100644 --- a/drivers/misc/sgi-gru/grukservices.c +++ b/drivers/misc/sgi-gru/grukservices.c @@ -690,3 +690,22 @@ int gru_kservices_init(struct gru_state *gru) quicktest(gru); return 0; } + +void gru_kservices_exit(struct gru_state *gru) +{ + struct gru_context_configuration_handle *cch; + struct gru_blade_state *bs; + + bs = gru->gs_blade; + if (gru != &bs->bs_grus[1]) + return; + + cch = get_cch(gru->gs_gru_base_vaddr, KERNEL_CTXNUM); + lock_cch_handle(cch); + if (cch_interrupt_sync(cch)) + BUG(); + if (cch_deallocate(cch)) + BUG(); + unlock_cch_handle(cch); +} + |