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Red Hat Bugzilla – Attachment 156348 Details for
Bug 237558
GFS2: problem with drop_inode logic in memory pressure situations
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[patch]
Patch to add
allocation.patch (text/plain), 3.62 KB, created by
Christine Caulfield
on 2007-06-06 13:41:38 UTC
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Description:
Patch to add
Filename:
MIME Type:
Creator:
Christine Caulfield
Created:
2007-06-06 13:41:38 UTC
Size:
3.62 KB
patch
obsolete
>diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h >index f2c8549..deef322 100644 >--- a/fs/dlm/dlm_internal.h >+++ b/fs/dlm/dlm_internal.h >@@ -463,6 +463,7 @@ struct dlm_ls { > int ls_low_nodeid; > int ls_total_weight; > int *ls_node_array; >+ int ls_allocation; > > struct dlm_rsb ls_stub_rsb; /* for returning errors */ > struct dlm_lkb ls_stub_lkb; /* for returning errors */ >diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c >index de943af..b455919 100644 >--- a/fs/dlm/lock.c >+++ b/fs/dlm/lock.c >@@ -2594,7 +2594,7 @@ static int _create_message(struct dlm_ls *ls, int mb_len, > pass into lowcomms_commit and a message buffer (mb) that we > write our data into */ > >- mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, GFP_KERNEL, &mb); >+ mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, ls->ls_allocation, &mb); > if (!mh) > return -ENOBUFS; > >diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c >index c8f0c15..6802653 100644 >--- a/fs/dlm/lockspace.c >+++ b/fs/dlm/lockspace.c >@@ -444,6 +444,11 @@ static int new_lockspace(char *name, int namelen, void **lockspace, > set_bit(LSFL_TIMEWARN, &ls->ls_flags); > ls->ls_exflags = (flags & ~DLM_LSFL_TIMEWARN); > >+ if (flags & DLM_LSFL_FS) >+ ls->ls_allocation = GFP_NOFS; >+ else >+ ls->ls_allocation = GFP_KERNEL; >+ > size = dlm_config.ci_rsbtbl_size; > ls->ls_rsbtbl_size = size; > >diff --git a/fs/dlm/rcom.c b/fs/dlm/rcom.c >index f71c235..16f8ccb 100644 >--- a/fs/dlm/rcom.c >+++ b/fs/dlm/rcom.c >@@ -38,7 +38,7 @@ static int create_rcom(struct dlm_ls *ls, int to_nodeid, int type, int len, > char *mb; > int mb_len = sizeof(struct dlm_rcom) + len; > >- mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, GFP_KERNEL, &mb); >+ mh = dlm_lowcomms_get_buffer(to_nodeid, mb_len, ls->ls_allocation, &mb); > if (!mh) { > log_print("create_rcom to %d type %d len %d ENOBUFS", > to_nodeid, type, len); >@@ -386,7 +386,7 @@ static void receive_rcom_lock_reply(struct dlm_ls *ls, struct dlm_rcom *rc_in) > dlm_recover_process_copy(ls, rc_in); > } > >-static int send_ls_not_ready(int nodeid, struct dlm_rcom *rc_in) >+static int send_ls_not_ready(struct dlm_ls *ls, int nodeid, struct dlm_rcom *rc_in) > { > struct dlm_rcom *rc; > struct rcom_config *rf; >@@ -394,7 +394,7 @@ static int send_ls_not_ready(int nodeid, struct dlm_rcom *rc_in) > char *mb; > int mb_len = sizeof(struct dlm_rcom) + sizeof(struct rcom_config); > >- mh = dlm_lowcomms_get_buffer(nodeid, mb_len, GFP_KERNEL, &mb); >+ mh = dlm_lowcomms_get_buffer(nodeid, mb_len, ls->ls_allocation, &mb); > if (!mh) > return -ENOBUFS; > memset(mb, 0, mb_len); >@@ -464,7 +464,7 @@ void dlm_receive_rcom(struct dlm_header *hd, int nodeid) > log_print("lockspace %x from %d type %x not found", > hd->h_lockspace, nodeid, rc->rc_type); > if (rc->rc_type == DLM_RCOM_STATUS) >- send_ls_not_ready(nodeid, rc); >+ send_ls_not_ready(ls, nodeid, rc); > return; > } > >diff --git a/fs/gfs2/locking/dlm/mount.c b/fs/gfs2/locking/dlm/mount.c >index 1d8faa3..41c5b04 100644 >--- a/fs/gfs2/locking/dlm/mount.c >+++ b/fs/gfs2/locking/dlm/mount.c >@@ -147,7 +147,7 @@ static int gdlm_mount(char *table_name, char *host_data, > > error = dlm_new_lockspace(ls->fsname, strlen(ls->fsname), > &ls->dlm_lockspace, >- nodir ? DLM_LSFL_NODIR : 0, >+ DLM_LSFL_FS | (nodir ? DLM_LSFL_NODIR : 0), > GDLM_LVB_SIZE); > if (error) { > log_error("dlm_new_lockspace error %d", error); >diff --git a/include/linux/dlm.h b/include/linux/dlm.h >index 5227a95..be9d278 100644 >--- a/include/linux/dlm.h >+++ b/include/linux/dlm.h >@@ -206,6 +206,7 @@ struct dlm_lksb { > > #define DLM_LSFL_NODIR 0x00000001 > #define DLM_LSFL_TIMEWARN 0x00000002 >+#define DLM_LSFL_FS 0x00000004 > > #ifdef __KERNEL__ >
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bug 237558
: 156348