From: Long Li <longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> To: Steve French <sfrench-eUNUBHrolfbYtjvyW6yDsg@public.gmane.org>, linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, samba-technical-w/Ol4Ecudpl8XjKLYN78aQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>, Tom Talpey <ttalpey-0li6OtcxBFHby3iVrkZq2A@public.gmane.org>, Matthew Wilcox <mawilcox-0li6OtcxBFHby3iVrkZq2A@public.gmane.org>, Stephen Hemminger <sthemmin-0li6OtcxBFHby3iVrkZq2A@public.gmane.org> Cc: Long Li <longli-0li6OtcxBFHby3iVrkZq2A@public.gmane.org> Subject: [Patch v7 06/22] CIFS: SMBD: export protocol initial values Date: Tue, 7 Nov 2017 01:54:58 -0700 [thread overview] Message-ID: <20171107085514.12693-7-longli@exchange.microsoft.com> (raw) In-Reply-To: <20171107085514.12693-1-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> From: Long Li <longli-0li6OtcxBFHby3iVrkZq2A@public.gmane.org> For use-configurable SMB Direct protocol values, export them to /proc/fs/cifs. Signed-off-by: Long Li <longli-0li6OtcxBFHby3iVrkZq2A@public.gmane.org> --- fs/cifs/cifs_debug.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index ba0870d..7025d8d 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -30,6 +30,9 @@ #include "cifsproto.h" #include "cifs_debug.h" #include "cifsfs.h" +#ifdef CONFIG_CIFS_SMB_DIRECT +#include "smbdirect.h" +#endif void cifs_dump_mem(char *label, void *data, int length) @@ -371,6 +374,54 @@ static const struct file_operations cifs_stats_proc_fops = { }; #endif /* STATS */ +#ifdef CONFIG_CIFS_SMB_DIRECT +#define PROC_FILE_DEFINE(name) \ +static ssize_t name##_write(struct file *file, const char __user *buffer, \ + size_t count, loff_t *ppos) \ +{ \ + int rc; \ + rc = kstrtoint_from_user(buffer, count, 10, & name ); \ + if (rc) \ + return rc; \ + return count; \ +} \ +static int name##_proc_show(struct seq_file *m, void *v) \ +{ \ + seq_printf(m, "%d\n", name ); \ + return 0; \ +} \ +static int name##_open(struct inode *inode, struct file *file) \ +{ \ + return single_open(file, name##_proc_show, NULL); \ +} \ +\ +static const struct file_operations cifs_##name##_proc_fops = { \ + .open = name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ + .write = name##_write, \ +} + +extern int rdma_readwrite_threshold; +extern int smbd_max_frmr_depth; +extern int smbd_keep_alive_interval; +extern int smbd_max_receive_size; +extern int smbd_max_fragmented_recv_size; +extern int smbd_max_send_size; +extern int smbd_send_credit_target; +extern int smbd_receive_credit_max; + +PROC_FILE_DEFINE(rdma_readwrite_threshold); +PROC_FILE_DEFINE(smbd_max_frmr_depth); +PROC_FILE_DEFINE(smbd_keep_alive_interval); +PROC_FILE_DEFINE(smbd_max_receive_size); +PROC_FILE_DEFINE(smbd_max_fragmented_recv_size); +PROC_FILE_DEFINE(smbd_max_send_size); +PROC_FILE_DEFINE(smbd_send_credit_target); +PROC_FILE_DEFINE(smbd_receive_credit_max); +#endif + static struct proc_dir_entry *proc_fs_cifs; static const struct file_operations cifsFYI_proc_fops; static const struct file_operations cifs_lookup_cache_proc_fops; @@ -398,6 +449,24 @@ cifs_proc_init(void) &cifs_security_flags_proc_fops); proc_create("LookupCacheEnabled", 0, proc_fs_cifs, &cifs_lookup_cache_proc_fops); +#ifdef CONFIG_CIFS_SMB_DIRECT + proc_create("rdma_readwrite_threshold", 0, proc_fs_cifs, + &cifs_rdma_readwrite_threshold_proc_fops); + proc_create("smbd_max_frmr_depth", 0, proc_fs_cifs, + &cifs_smbd_max_frmr_depth_proc_fops); + proc_create("smbd_keep_alive_interval", 0, proc_fs_cifs, + &cifs_smbd_keep_alive_interval_proc_fops); + proc_create("smbd_max_receive_size", 0, proc_fs_cifs, + &cifs_smbd_max_receive_size_proc_fops); + proc_create("smbd_max_fragmented_recv_size", 0, proc_fs_cifs, + &cifs_smbd_max_fragmented_recv_size_proc_fops); + proc_create("smbd_max_send_size", 0, proc_fs_cifs, + &cifs_smbd_max_send_size_proc_fops); + proc_create("smbd_send_credit_target", 0, proc_fs_cifs, + &cifs_smbd_send_credit_target_proc_fops); + proc_create("smbd_receive_credit_max", 0, proc_fs_cifs, + &cifs_smbd_receive_credit_max_proc_fops); +#endif } void @@ -415,6 +484,16 @@ cifs_proc_clean(void) remove_proc_entry("SecurityFlags", proc_fs_cifs); remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs); remove_proc_entry("LookupCacheEnabled", proc_fs_cifs); +#ifdef CONFIG_CIFS_SMB_DIRECT + remove_proc_entry("rdma_readwrite_threshold", proc_fs_cifs); + remove_proc_entry("smbd_max_frmr_depth", proc_fs_cifs); + remove_proc_entry("smbd_keep_alive_interval", proc_fs_cifs); + remove_proc_entry("smbd_max_receive_size", proc_fs_cifs); + remove_proc_entry("smbd_max_fragmented_recv_size", proc_fs_cifs); + remove_proc_entry("smbd_max_send_size", proc_fs_cifs); + remove_proc_entry("smbd_send_credit_target", proc_fs_cifs); + remove_proc_entry("smbd_receive_credit_max", proc_fs_cifs); +#endif remove_proc_entry("fs/cifs", NULL); } -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Long Li <longli@exchange.microsoft.com> To: Steve French <sfrench@samba.org>, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Christoph Hellwig <hch@infradead.org>, Tom Talpey <ttalpey@microsoft.com>, Matthew Wilcox <mawilcox@microsoft.com>, Stephen Hemminger <sthemmin@microsoft.com> Cc: Long Li <longli@microsoft.com> Subject: [Patch v7 06/22] CIFS: SMBD: export protocol initial values Date: Tue, 7 Nov 2017 01:54:58 -0700 [thread overview] Message-ID: <20171107085514.12693-7-longli@exchange.microsoft.com> (raw) In-Reply-To: <20171107085514.12693-1-longli@exchange.microsoft.com> From: Long Li <longli@microsoft.com> For use-configurable SMB Direct protocol values, export them to /proc/fs/cifs. Signed-off-by: Long Li <longli@microsoft.com> --- fs/cifs/cifs_debug.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index ba0870d..7025d8d 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -30,6 +30,9 @@ #include "cifsproto.h" #include "cifs_debug.h" #include "cifsfs.h" +#ifdef CONFIG_CIFS_SMB_DIRECT +#include "smbdirect.h" +#endif void cifs_dump_mem(char *label, void *data, int length) @@ -371,6 +374,54 @@ static const struct file_operations cifs_stats_proc_fops = { }; #endif /* STATS */ +#ifdef CONFIG_CIFS_SMB_DIRECT +#define PROC_FILE_DEFINE(name) \ +static ssize_t name##_write(struct file *file, const char __user *buffer, \ + size_t count, loff_t *ppos) \ +{ \ + int rc; \ + rc = kstrtoint_from_user(buffer, count, 10, & name ); \ + if (rc) \ + return rc; \ + return count; \ +} \ +static int name##_proc_show(struct seq_file *m, void *v) \ +{ \ + seq_printf(m, "%d\n", name ); \ + return 0; \ +} \ +static int name##_open(struct inode *inode, struct file *file) \ +{ \ + return single_open(file, name##_proc_show, NULL); \ +} \ +\ +static const struct file_operations cifs_##name##_proc_fops = { \ + .open = name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ + .write = name##_write, \ +} + +extern int rdma_readwrite_threshold; +extern int smbd_max_frmr_depth; +extern int smbd_keep_alive_interval; +extern int smbd_max_receive_size; +extern int smbd_max_fragmented_recv_size; +extern int smbd_max_send_size; +extern int smbd_send_credit_target; +extern int smbd_receive_credit_max; + +PROC_FILE_DEFINE(rdma_readwrite_threshold); +PROC_FILE_DEFINE(smbd_max_frmr_depth); +PROC_FILE_DEFINE(smbd_keep_alive_interval); +PROC_FILE_DEFINE(smbd_max_receive_size); +PROC_FILE_DEFINE(smbd_max_fragmented_recv_size); +PROC_FILE_DEFINE(smbd_max_send_size); +PROC_FILE_DEFINE(smbd_send_credit_target); +PROC_FILE_DEFINE(smbd_receive_credit_max); +#endif + static struct proc_dir_entry *proc_fs_cifs; static const struct file_operations cifsFYI_proc_fops; static const struct file_operations cifs_lookup_cache_proc_fops; @@ -398,6 +449,24 @@ cifs_proc_init(void) &cifs_security_flags_proc_fops); proc_create("LookupCacheEnabled", 0, proc_fs_cifs, &cifs_lookup_cache_proc_fops); +#ifdef CONFIG_CIFS_SMB_DIRECT + proc_create("rdma_readwrite_threshold", 0, proc_fs_cifs, + &cifs_rdma_readwrite_threshold_proc_fops); + proc_create("smbd_max_frmr_depth", 0, proc_fs_cifs, + &cifs_smbd_max_frmr_depth_proc_fops); + proc_create("smbd_keep_alive_interval", 0, proc_fs_cifs, + &cifs_smbd_keep_alive_interval_proc_fops); + proc_create("smbd_max_receive_size", 0, proc_fs_cifs, + &cifs_smbd_max_receive_size_proc_fops); + proc_create("smbd_max_fragmented_recv_size", 0, proc_fs_cifs, + &cifs_smbd_max_fragmented_recv_size_proc_fops); + proc_create("smbd_max_send_size", 0, proc_fs_cifs, + &cifs_smbd_max_send_size_proc_fops); + proc_create("smbd_send_credit_target", 0, proc_fs_cifs, + &cifs_smbd_send_credit_target_proc_fops); + proc_create("smbd_receive_credit_max", 0, proc_fs_cifs, + &cifs_smbd_receive_credit_max_proc_fops); +#endif } void @@ -415,6 +484,16 @@ cifs_proc_clean(void) remove_proc_entry("SecurityFlags", proc_fs_cifs); remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs); remove_proc_entry("LookupCacheEnabled", proc_fs_cifs); +#ifdef CONFIG_CIFS_SMB_DIRECT + remove_proc_entry("rdma_readwrite_threshold", proc_fs_cifs); + remove_proc_entry("smbd_max_frmr_depth", proc_fs_cifs); + remove_proc_entry("smbd_keep_alive_interval", proc_fs_cifs); + remove_proc_entry("smbd_max_receive_size", proc_fs_cifs); + remove_proc_entry("smbd_max_fragmented_recv_size", proc_fs_cifs); + remove_proc_entry("smbd_max_send_size", proc_fs_cifs); + remove_proc_entry("smbd_send_credit_target", proc_fs_cifs); + remove_proc_entry("smbd_receive_credit_max", proc_fs_cifs); +#endif remove_proc_entry("fs/cifs", NULL); } -- 2.7.4
next prev parent reply other threads:[~2017-11-07 8:54 UTC|newest] Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-11-07 8:54 [Patch v7 00/22] CIFS: Implement SMB Direct protocol Long Li 2017-11-07 8:54 ` [Patch v7 01/22] CIFS: SMBD: Add parameter rdata to smb2_new_read_req Long Li [not found] ` <20171107085514.12693-2-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-16 23:06 ` Pavel Shilovskiy 2017-11-16 23:06 ` Pavel Shilovskiy 2017-11-16 23:06 ` Pavel Shilovskiy 2017-11-20 5:28 ` Leif Sahlberg 2017-11-20 5:28 ` Leif Sahlberg 2017-11-07 8:54 ` [Patch v7 04/22] CIFS: SMBD: Add SMB Direct protocol initial values and constants Long Li [not found] ` <20171107085514.12693-5-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-20 5:31 ` Leif Sahlberg 2017-11-20 5:31 ` Leif Sahlberg 2017-11-07 8:54 ` [Patch v7 05/22] CIFS: SMBD: Establish SMB Direct connection Long Li [not found] ` <20171107085514.12693-6-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-20 1:36 ` ronnie sahlberg 2017-11-20 1:36 ` ronnie sahlberg 2017-11-20 5:46 ` Leif Sahlberg 2017-11-20 5:46 ` Leif Sahlberg [not found] ` <817309867.28473523.1511156807466.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2017-11-20 6:07 ` Long Li 2017-11-20 6:07 ` Long Li 2017-11-07 8:54 ` [Patch v7 07/22] CIFS: SMBD: Implement function to create a " Long Li [not found] ` <20171107085514.12693-1-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-07 8:54 ` [Patch v7 02/22] CIFS: SMBD: Introduce kernel config option CONFIG_CIFS_SMB_DIRECT Long Li 2017-11-07 8:54 ` Long Li [not found] ` <20171107085514.12693-3-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-16 23:08 ` Pavel Shilovskiy 2017-11-16 23:08 ` Pavel Shilovskiy 2017-11-16 23:08 ` Pavel Shilovskiy 2017-11-20 5:28 ` Leif Sahlberg 2017-11-20 5:28 ` Leif Sahlberg 2017-11-07 8:54 ` [Patch v7 03/22] CIFS: SMBD: Add rdma mount option Long Li 2017-11-07 8:54 ` Long Li [not found] ` <20171107085514.12693-4-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-16 23:18 ` Pavel Shilovskiy 2017-11-16 23:18 ` Pavel Shilovskiy 2017-11-16 23:18 ` Pavel Shilovskiy 2017-11-20 5:30 ` Leif Sahlberg 2017-11-20 5:30 ` Leif Sahlberg 2017-11-07 8:54 ` Long Li [this message] 2017-11-07 8:54 ` [Patch v7 06/22] CIFS: SMBD: export protocol initial values Long Li [not found] ` <20171107085514.12693-7-longli-Lp/cVzEoVyZiJJESP9tAQJZ3qXmFLfmx@public.gmane.org> 2017-11-20 7:37 ` Leif Sahlberg 2017-11-20 7:37 ` Leif Sahlberg 2017-11-20 16:55 ` Steve French 2017-11-07 8:55 ` [Patch v7 08/22] CIFS: SMBD: Upper layer connects to SMBDirect session Long Li 2017-11-07 8:55 ` Long Li 2017-11-07 8:55 ` [Patch v7 15/22] CIFS: SMBD: Upper layer receives data via RDMA receive Long Li 2017-11-07 8:55 ` Long Li 2017-11-21 5:16 ` [Patch v7 00/22] CIFS: Implement SMB Direct protocol Steve French 2017-11-21 5:16 ` Steve French 2017-11-07 8:55 ` [Patch v7 09/22] CIFS: SMBD: Implement function to reconnect to a SMB Direct transport Long Li 2017-11-07 8:55 ` [Patch v7 10/22] CIFS: SMBD: Upper layer reconnects to SMB Direct session Long Li 2017-11-07 8:55 ` [Patch v7 11/22] CIFS: SMBD: Implement function to destroy a SMB Direct connection Long Li 2017-11-07 8:55 ` [Patch v7 12/22] CIFS: SMBD: Upper layer destroys SMB Direct session on shutdown or umount Long Li 2017-11-07 8:55 ` [Patch v7 13/22] CIFS: SMBD: Set SMB Direct maximum read or write size for I/O Long Li 2017-11-07 8:55 ` [Patch v7 14/22] CIFS: SMBD: Implement function to receive data via RDMA receive Long Li 2017-11-07 8:55 ` [Patch v7 16/22] CIFS: SMBD: Implement function to send data via RDMA send Long Li 2017-11-07 8:55 ` [Patch v7 17/22] CIFS: SMBD: Upper layer sends " Long Li 2017-11-07 8:55 ` [Patch v7 18/22] CIFS: SMBD: Implement RDMA memory registration Long Li 2017-11-07 8:55 ` [Patch v7 19/22] CIFS: SMBD: Upper layer performs SMB write via RDMA read through " Long Li 2017-11-07 8:55 ` [Patch v7 20/22] CIFS: SMBD: Read correct returned data length for RDMA write (SMB read) I/O Long Li 2017-11-07 8:55 ` [Patch v7 21/22] CIFS: SMBD: Upper layer performs SMB read via RDMA write through memory registration Long Li 2018-09-19 5:59 ` Tom Talpey 2018-09-20 17:01 ` Long Li 2018-09-22 3:56 ` Stefan Metzmacher 2018-09-22 17:16 ` Tom Talpey 2018-09-23 21:24 ` Stefan Metzmacher 2018-09-24 4:00 ` Tom Talpey 2018-09-24 4:07 ` Stefan Metzmacher 2017-11-07 8:55 ` [Patch v7 22/22] CIFS: SMBD: Add SMB Direct debug counters Long Li
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