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Subject[PATCH] Allow disabling quota messages to console
  Hello!

Attached patch allows disabling of quota messages about exceeding of
limits to console (some people don't like them disturbing their output).
The patch applies well to any recent kernel. Please apply.

Honza

--
Jan Kara <jack@suse.cz>
SuSE CR Labs
Allow disabling of quota messages to console (they can disturb other output).

Signed-off-by: Jan Kara <jack@suse.cz>

diff -ru linux-2.6.9/fs/dquot.c linux-2.6.9-quotawarn/fs/dquot.c
--- linux-2.6.9/fs/dquot.c 2004-10-18 23:54:39.000000000 +0200
+++ linux-2.6.9-quotawarn/fs/dquot.c 2004-10-25 15:48:56.000000000 +0200
@@ -774,8 +774,13 @@
clear_bit(DQ_BLKS_B, &dquot->dq_flags);
}

+static int flag_print_warnings = 1;
+
static inline int need_print_warning(struct dquot *dquot)
{
+ if (!flag_print_warnings)
+ return 0;
+
switch (dquot->dq_type) {
case USRQUOTA:
return current->fsuid == dquot->dq_id;
@@ -803,6 +808,7 @@

if (!need_print_warning(dquot) || (flag && test_and_set_bit(flag, &dquot->dq_flags)))
return;
+
tty_write_message(current->signal->tty, dquot->dq_sb->s_id);
if (warntype == ISOFTWARN || warntype == BSOFTWARN)
tty_write_message(current->signal->tty, ": warning, ");
@@ -1722,6 +1728,14 @@
.mode = 0444,
.proc_handler = &proc_dointvec,
},
+ {
+ .ctl_name = FS_DQ_WARNINGS,
+ .procname = "warnings",
+ .data = &flag_print_warnings,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
{ .ctl_name = 0 },
};

diff -ru linux-2.6.9/include/linux/sysctl.h linux-2.6.9-quotawarn/include/linux/sysctl.h
--- linux-2.6.9/include/linux/sysctl.h 2004-10-18 23:54:31.000000000 +0200
+++ linux-2.6.9-quotawarn/include/linux/sysctl.h 2004-10-25 15:43:47.000000000 +0200
@@ -662,7 +662,7 @@
FS_LEASES=13, /* int: leases enabled */
FS_DIR_NOTIFY=14, /* int: directory notification enabled */
FS_LEASE_TIME=15, /* int: maximum time to wait for a lease break */
- FS_DQSTATS=16, /* disc quota usage statistics */
+ FS_DQSTATS=16, /* disc quota usage statistics and control */
FS_XFS=17, /* struct: control xfs parameters */
FS_AIO_NR=18, /* current system-wide number of aio requests */
FS_AIO_MAX_NR=19, /* system-wide maximum number of aio requests */
@@ -678,6 +678,7 @@
FS_DQ_ALLOCATED = 6,
FS_DQ_FREE = 7,
FS_DQ_SYNCS = 8,
+ FS_DQ_WARNINGS = 9,
};

/* CTL_DEBUG names: */
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