Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes
Pull gfs2 fixes from Steven Whitehouse. * git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-3.0-fixes: GFS2: Instruct DLM to avoid queue convert slowdown
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af3a3ab296
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@ -200,10 +200,11 @@ static int make_mode(const unsigned int lmstate)
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return -1;
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}
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static u32 make_flags(const u32 lkid, const unsigned int gfs_flags,
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static u32 make_flags(struct gfs2_glock *gl, const unsigned int gfs_flags,
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const int req)
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{
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u32 lkf = DLM_LKF_VALBLK;
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u32 lkid = gl->gl_lksb.sb_lkid;
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if (gfs_flags & LM_FLAG_TRY)
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lkf |= DLM_LKF_NOQUEUE;
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@ -227,8 +228,11 @@ static u32 make_flags(const u32 lkid, const unsigned int gfs_flags,
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BUG();
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}
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if (lkid != 0)
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if (lkid != 0) {
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lkf |= DLM_LKF_CONVERT;
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if (test_bit(GLF_BLOCKING, &gl->gl_flags))
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lkf |= DLM_LKF_QUECVT;
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}
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return lkf;
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}
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@ -250,7 +254,7 @@ static int gdlm_lock(struct gfs2_glock *gl, unsigned int req_state,
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char strname[GDLM_STRNAME_BYTES] = "";
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req = make_mode(req_state);
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lkf = make_flags(gl->gl_lksb.sb_lkid, flags, req);
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lkf = make_flags(gl, flags, req);
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gfs2_glstats_inc(gl, GFS2_LKS_DCOUNT);
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gfs2_sbstats_inc(gl, GFS2_LKS_DCOUNT);
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if (gl->gl_lksb.sb_lkid) {
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