From: Gregoire Pichon <gregoire.pic...@bull.net> The OSC tunable max_dirty_mb must be set to a value strictly lower than 2048, as it is assumed by OSS in ofd_grant_alloc() routine.
Signed-off-by: Gregoire Pichon <gregoire.pic...@bull.net> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7218 Reviewed-on: http://review.whamcloud.com/16652 Reviewed-by: Andreas Dilger <andreas.dil...@intel.com> Reviewed-by: Bobi Jam <bobi...@hotmail.com> Signed-off-by: James Simmons <jsimm...@infradead.org> --- drivers/staging/lustre/lustre/osc/lproc_osc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/staging/lustre/lustre/osc/lproc_osc.c b/drivers/staging/lustre/lustre/osc/lproc_osc.c index 4421cfe..575b296 100644 --- a/drivers/staging/lustre/lustre/osc/lproc_osc.c +++ b/drivers/staging/lustre/lustre/osc/lproc_osc.c @@ -162,7 +162,7 @@ static ssize_t max_dirty_mb_store(struct kobject *kobj, pages_number *= 1 << (20 - PAGE_SHIFT); /* MB -> pages */ if (pages_number <= 0 || - pages_number > OSC_MAX_DIRTY_MB_MAX << (20 - PAGE_SHIFT) || + pages_number >= OSC_MAX_DIRTY_MB_MAX << (20 - PAGE_SHIFT) || pages_number > totalram_pages / 4) /* 1/4 of RAM */ return -ERANGE; -- 1.7.1 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
